Flowmaster Pre-bent Tailpipes for GMC and Chevrolet
Part # 15803
Features
- Designed for Center Inlet/Side Outlet Mufflers
- Exits Out the Sides Behind the Rear Wheels
- Mandrel-bent for Maximum Performance
- High Clearance around Rear Differential
- 16 Gauge Aluminzed Steel Tubing
- Does Not Include Hardware
- 3-year Limited Warranty
Description
These Builder Series tailpipes are constructed from 2.50-inch mandrel-bent 16-gauge aluminized steel tubing for maximum flow, tuck up high in the chassis for good clearance and exit out the sides behind the rear wheels. Designed to be used with Center Inlet/Side Outlet mufflers such as part# 942547 (Super 44 Series) or 53057 (Super 50 Series) mufflers. Covered by our 3-year Limited Warranty. Note: Not designed to fit in factory bumper exhaust cutouts. Some fitment may be necessary. Does Not include installation hardware or exhaust tips.
Specifications
| Automotive Item Grade | High Performance |
|---|---|
| Clamps Included | No |
| Color | Gray |
| Exhaust Pipe Wall Maximum Gauge | 16 ga. |
| Exit Style | Dual Rear Exit |
| Finish | Aluminized |
| Fitment | Direct Fit |
| Flanged Inlet | No |
| Grade Type | Performance |
| Inlet Connection | Slip-Fit |
| Inlet Diameter | 2.50 in |
| Inlet Inside Diameter | 2.50 in |
| Inlet Outside Diameter | 2.63 in |
| Main Piping Diameter | 2.50 in |
| Material | Aluminized Steel |
| Outlet Connection | Slip-Fit |
| Outlet Diameter | 2.50 in |
| Outlet Inside Diameter | 2.50 in |
| Outlet Outside Diameter | 2.63 in |
| Overall Length | 65.25 in |
| Pipe Bend Type | Mandrel |
| System Type | Tailpipe Kit |
| Tapered Outlet | No |
| Tube Diameter | 2.50 in |
| UPC / GTIN | 00700042011582 |
| Warranty | Manufacturer's Limited 3 Year Warranty |
| Year | Make | Model | Submodel | Engine | Note |
|---|---|---|---|---|---|
| 1975 | Chevrolet | C10 | Cheyenne, Custom, Custom Deluxe, Scottsdale, Silverado | 5.7L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1976 | Chevrolet | C10 | Cheyenne, Custom, Custom Deluxe, Scottsdale, Silverado | 5.7L V8, 6.6L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1977 | Chevrolet | C10 | Cheyenne, Custom, Custom Deluxe, Scottsdale, Silverado | 5.0L V8, 5.7L V8, 6.6L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1978 - 1980 | Chevrolet | C10 | Big Ten, Cheyenne, Custom, Custom Deluxe, Scottsdale, Silverado | 5.0L V8, 5.7L V8, 6.6L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1981 | Chevrolet | C10 | Cheyenne, Custom, Deluxe, Scottsdale, Silverado | 5.0L V8, 5.7L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1982 - 1984 | Chevrolet | C10 | Custom, Scottsdale, Silverado | 5.0L V8, 5.7L V8, 6.2L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1985 - 1986 | Chevrolet | C10 | Custom, Scottsdale, Silverado | 4.3L V6, 5.0L V8, 5.7L V8, 6.2L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1973 | Chevrolet | C10 Pickup | Base | 5.0L V8, 5.7L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1974 | Chevrolet | C10 Pickup | Base | 5.7L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1982 - 1983 | Chevrolet | C15 | Cheyenne, Custom | 5.7L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1984 | Chevrolet | C15 | Cheyenne, Custom, Sport | 5.7L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1985 | Chevrolet | C15 | Cheyenne, Custom | 5.7L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1975 | Chevrolet | C20 | Cheyenne, Custom Deluxe, Scottsdale, Silverado | 5.7L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1976 | Chevrolet | C20 | Cheyenne, Custom Deluxe, Scottsdale, Silverado | 5.7L V8, 6.6L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1977 - 1978 | Chevrolet | C20 | Cheyenne, Custom Deluxe, Scottsdale, Silverado | 5.0L V8, 5.7L V8, 6.6L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1979 - 1980 | Chevrolet | C20 | Cheyenne, Custom Deluxe, Scottsdale, Silverado | 5.7L V8, 6.6L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1981 | Chevrolet | C20 | Cheyenne, Custom, Deluxe, Scottsdale, Silverado | 5.0L V8, 5.7L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1982 - 1984 | Chevrolet | C20 | Custom, Scottsdale, Silverado | 5.0L V8, 5.7L V8, 6.2L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1985 | Chevrolet | C20 | Custom, Scottsdale, Silverado | 4.3L V6, 5.0L V8, 5.7L V8, 6.2L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1986 | Chevrolet | C20 | Base, Cheyenne, Custom, Scottsdale, Silverado | 4.3L V6, 5.0L V8, 5.7L V8, 6.2L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1987 | Chevrolet | C20 | Base, Cheyenne | 5.7L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1973 | Chevrolet | C20 Pickup | Base | 5.0L V8, 5.7L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1974 | Chevrolet | C20 Pickup | Base | 5.7L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1975 | Chevrolet | C30 | Base, Cheyenne, Custom Deluxe, Scottsdale, Silverado | 5.7L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1976 - 1977 | Chevrolet | C30 | Base, Cheyenne, Custom Deluxe, Scottsdale, Silverado | 5.7L V8, 6.6L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1978 | Chevrolet | C30 | Base, Cheyenne, Custom Deluxe, Scottsdale, Silverado | 5.0L V8, 5.7L V8, 6.6L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1979 - 1980 | Chevrolet | C30 | Base, Cheyenne, Custom Deluxe, Scottsdale, Silverado | 5.7L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1981 | Chevrolet | C30 | Base, Cheyenne, Custom, Deluxe, Scottsdale, Silverado | 5.7L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1982 | Chevrolet | C30 | Base, Custom, Scottsdale, Silverado | 5.7L V8, 6.2L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1983 - 1986 | Chevrolet | C30 | Custom, Scottsdale, Silverado | 5.7L V8, 6.2L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1973 | Chevrolet | C30 Pickup | Base | 5.0L V8, 5.7L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1974 | Chevrolet | C30 Pickup | Base | 5.7L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1983 - 1987 | Chevrolet | C35 | Base | 5.7L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1975 | Chevrolet | K10 | Cheyenne, Custom Deluxe, Scottsdale, Silverado | 5.7L V8, 6.6L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1976 | Chevrolet | K10 | Cheyenne, Custom Deluxe, Scottsdale, Silverado | 5.7L V8, 6.6L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1977 - 1978 | Chevrolet | K10 | Cheyenne, Custom Deluxe, Scottsdale, Silverado | 5.0L V8, 5.7L V8, 6.6L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1979 | Chevrolet | K10 | Cheyenne, Custom Deluxe, Scottsdale, Silverado | 5.7L V8, 6.6L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1980 | Chevrolet | K10 | Cheyenne, Custom Deluxe, Scottsdale, Silverado | 5.7L V8, 6.6L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1981 | Chevrolet | K10 | Cheyenne, Custom, Deluxe, Scottsdale, Silverado | 5.0L V8, 5.7L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1982 - 1984 | Chevrolet | K10 | Custom, Scottsdale, Silverado | 5.0L V8, 5.7L V8, 6.2L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1985 - 1986 | Chevrolet | K10 | Custom, Scottsdale, Silverado | 4.3L V6, 5.0L V8, 5.7L V8, 6.2L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1973 | Chevrolet | K10 Pickup | Base | 5.0L V8, 5.7L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1974 | Chevrolet | K10 Pickup | Base | 5.7L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1975 | Chevrolet | K20 | Cheyenne, Custom Deluxe, Scottsdale, Silverado | 5.7L V8, 6.6L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1976 | Chevrolet | K20 | Cheyenne, Custom Deluxe, Scottsdale, Silverado | 5.7L V8, 6.6L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1977 - 1978 | Chevrolet | K20 | Cheyenne, Custom Deluxe, Scottsdale, Silverado | 5.0L V8, 5.7L V8, 6.6L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1979 - 1980 | Chevrolet | K20 | Cheyenne, Custom Deluxe, Scottsdale, Silverado | 5.7L V8, 6.6L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1981 | Chevrolet | K20 | Cheyenne, Custom, Deluxe, Scottsdale, Silverado | 5.7L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1982 - 1983 | Chevrolet | K20 | Custom, Scottsdale, Silverado | 5.7L V8, 6.2L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1984 | Chevrolet | K20 | Custom, Scottsdale | 5.7L V8, 6.2L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1985 | Chevrolet | K20 | Custom, Scottsdale, Silverado | 4.3L V6, 5.0L V8, 5.7L V8, 6.2L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1986 | Chevrolet | K20 | Custom, Scottsdale, Silverado | 5.7L V8, 6.2L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1973 | Chevrolet | K20 Pickup | Base | 5.0L V8, 5.7L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1974 | Chevrolet | K20 Pickup | Base | 5.7L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1977 | Chevrolet | K30 | Cheyenne, Custom Deluxe, Scottsdale, Silverado | 5.7L V8, 6.6L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1978 - 1979 | Chevrolet | K30 | Cheyenne, Custom Deluxe, Scottsdale, Silverado | 5.7L V8, 6.6L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1980 | Chevrolet | K30 | Cheyenne, Custom Deluxe, Scottsdale, Silverado | 5.7L V8, 6.6L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1981 | Chevrolet | K30 | Cheyenne, Custom, Deluxe, Scottsdale, Silverado | 5.7L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1982 - 1986 | Chevrolet | K30 | Custom, Scottsdale, Silverado | 5.7L V8, 6.2L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1973 | Chevrolet | K30 Pickup | Base | 5.0L V8, 5.7L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1974 | Chevrolet | K30 Pickup | Base | 5.7L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1987 | Chevrolet | R10 | Custom Deluxe, Scottsdale, Silverado | 4.3L V6, 5.0L V8, 5.7L V8, 6.2L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1987 | Chevrolet | R20 | Custom Deluxe, Scottsdale, Silverado | 4.3L V6, 5.0L V8, 5.7L V8, 6.2L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1987 | Chevrolet | R30 | Custom Deluxe, Scottsdale, Silverado | 5.7L V8, 6.2L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1987 | Chevrolet | V10 | Custom Deluxe, Scottsdale, Silverado | 4.3L V6, 5.0L V8, 5.7L V8, 6.2L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1987 | Chevrolet | V20 | Custom Deluxe, Scottsdale, Silverado | 5.7L V8, 6.2L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1987 | Chevrolet | V30 | Custom Deluxe, Scottsdale, Silverado | 5.7L V8, 6.2L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1975 | GMC | C15 | Base, High Sierra, Sierra Classic, Sierra Grande | 5.7L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1976 | GMC | C15 | Base, High Sierra, Sierra Classic, Sierra Grande | 5.7L V8, 6.6L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1977 | GMC | C15 | Base, Heavy Half, High Sierra, Indy Hauler, Sierra Classic, Sierra Grande | 5.0L V8, 5.7L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1978 | GMC | C15 | Base, Heavy Half, High Sierra, Sierra Classic, Sierra Grande, Street Coupe | 5.0L V8, 5.7L V8, 6.6L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1979 - 1980 | GMC | C1500 | Base, Heavy Half, High Sierra, Sierra Classic, Sierra Grande, Street Coupe | 5.0L V8, 5.7L V8, 6.6L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1981 | GMC | C1500 | Base, High Sierra, Sierra Classic, Sierra Grande, Street Coupe | 5.0L V8, 5.7L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1982 | GMC | C1500 | Base, High Sierra, Sierra Classic, Sierra Grande, Street Coupe | 5.0L V8, 5.7L V8, 6.2L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1983 - 1984 | GMC | C1500 | Base, High Sierra, Sierra Classic | 5.0L V8, 5.7L V8, 6.2L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1985 - 1986 | GMC | C1500 | Base, High Sierra, Sierra Classic | 4.3L V6, 5.0L V8, 5.7L V8, 6.2L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1973 | GMC | C15/C1500 Pickup | Base | 5.0L V8, 5.7L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1974 | GMC | C15/C1500 Pickup | Base | 5.7L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1975 | GMC | C25 | Base, High Sierra, Sierra Classic, Sierra Grande | 5.7L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1976 | GMC | C25 | Base, High Sierra, Sierra Classic, Sierra Grande | 5.7L V8, 6.6L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1977 - 1978 | GMC | C25 | Base, High Sierra, Sierra Classic, Sierra Grande | 5.0L V8, 5.7L V8, 6.6L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1979 | GMC | C2500 | Base, High Sierra, Sierra Classic, Sierra Grande | 5.7L V8, 6.6L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1980 - 1981 | GMC | C2500 | Base, High Sierra, Sierra Classic, Sierra Grande | 5.0L V8, 5.7L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1982 | GMC | C2500 | Base, High Sierra, Sierra Classic, Sierra Grande | 5.0L V8, 5.7L V8, 6.2L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1983 - 1984 | GMC | C2500 | Base, High Sierra, Sierra Classic | 5.0L V8, 5.7L V8, 6.2L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1985 - 1986 | GMC | C2500 | Base, High Sierra, Sierra Classic | 4.3L V6, 5.0L V8, 5.7L V8, 6.2L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1973 | GMC | C25/C2500 Pickup | Base | 5.0L V8, 5.7L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1974 | GMC | C25/C2500 Pickup | Base | 5.7L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1975 | GMC | C35 | Base, High Sierra, Sierra Classic, Sierra Grande | 5.7L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1976 - 1977 | GMC | C35 | Base, High Sierra, Sierra Classic, Sierra Grande | 5.7L V8, 6.6L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1978 | GMC | C35 | Base, High Sierra, Sierra Classic, Sierra Grande | 5.0L V8, 5.7L V8, 6.6L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1979 | GMC | C3500 | Base, High Sierra, Sierra Classic, Sierra Grande | 5.7L V8, 6.6L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1980 - 1981 | GMC | C3500 | Base, High Sierra, Sierra Classic, Sierra Grande | 5.7L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1982 | GMC | C3500 | Base, High Sierra, Sierra Classic, Sierra Grande | 5.7L V8, 6.2L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1983 - 1985 | GMC | C3500 | Base, High Sierra, Sierra Classic | 5.7L V8, 6.2L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1986 | GMC | C3500 | Base, High Sierra, Sierra Classic | 5.0L V8, 5.7L V8, 6.2L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1973 | GMC | C35/C3500 Pickup | Base | 5.0L V8, 5.7L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1974 | GMC | C35/C3500 Pickup | Base | 5.7L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1975 | GMC | K15 | Base, High Sierra, Sierra Classic, Sierra Grande | 5.7L V8, 6.6L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1976 | GMC | K15 | Base, High Sierra, Sierra Classic, Sierra Grande | 5.7L V8, 6.6L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1977 | GMC | K15 | Base, High Sierra, Indy Hauler, Sierra Classic, Sierra Grande | 5.0L V8, 5.7L V8, 6.6L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1978 | GMC | K15 | Base, High Sierra, Sierra Classic, Sierra Grande | 5.0L V8, 5.7L V8, 6.6L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1979 | GMC | K1500 | Base, High Sierra, Sierra Classic, Sierra Grande | 5.7L V8, 6.6L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1980 | GMC | K1500 | Base, High Sierra, Sierra Classic, Sierra Grande | 5.7L V8, 6.6L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1981 | GMC | K1500 | Base, High Sierra, Sierra Classic, Sierra Grande | 5.0L V8, 5.7L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1982 | GMC | K1500 | Base, High Sierra, Sierra Classic, Sierra Grande | 5.0L V8, 5.7L V8, 6.2L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1983 - 1984 | GMC | K1500 | Base, High Sierra, Sierra Classic | 5.0L V8, 5.7L V8, 6.2L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1985 - 1986 | GMC | K1500 | Base, High Sierra, Sierra Classic | 4.3L V6, 5.0L V8, 5.7L V8, 6.2L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1973 | GMC | K15/K1500 Pickup | Base | 5.0L V8, 5.7L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1974 | GMC | K15/K1500 Pickup | Base | 5.7L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1975 | GMC | K25 | Base, High Sierra, Sierra Classic, Sierra Grande | 5.7L V8, 6.6L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1976 | GMC | K25 | Base, High Sierra, Sierra Classic, Sierra Grande | 5.7L V8, 6.6L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1977 - 1978 | GMC | K25 | Base, High Sierra, Sierra Classic, Sierra Grande | 5.0L V8, 5.7L V8, 6.6L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1979 - 1980 | GMC | K2500 | Base, High Sierra, Sierra Classic, Sierra Grande | 5.7L V8, 6.6L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1981 | GMC | K2500 | Base, High Sierra, Sierra Classic, Sierra Grande | 5.7L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1982 | GMC | K2500 | Base, High Sierra, Sierra Classic, Sierra Grande | 5.7L V8, 6.2L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1983 - 1984 | GMC | K2500 | Base, High Sierra, Sierra Classic | 5.7L V8, 6.2L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1985 | GMC | K2500 | Base, High Sierra, Sierra Classic | 4.3L V6, 5.7L V8, 6.2L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1986 | GMC | K2500 | Base, High Sierra, Sierra Classic | 5.7L V8, 6.2L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1973 | GMC | K25/K2500 Pickup | Base | 5.0L V8, 5.7L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1974 | GMC | K25/K2500 Pickup | Base | 5.7L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1977 - 1978 | GMC | K35 | Base, High Sierra, Sierra Classic, Sierra Grande | 5.7L V8, 6.6L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1979 - 1980 | GMC | K3500 | Base, High Sierra, Sierra Classic, Sierra Grande | 5.7L V8, 6.6L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1981 | GMC | K3500 | Base, High Sierra, Sierra Classic, Sierra Grande | 5.7L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1982 | GMC | K3500 | Base, High Sierra, Sierra Classic, Sierra Grande | 5.7L V8, 6.2L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1983 - 1986 | GMC | K3500 | Base, High Sierra, Sierra Classic | 5.7L V8, 6.2L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1973 | GMC | K35/K3500 Pickup | Base | 5.0L V8, 5.7L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1974 | GMC | K35/K3500 Pickup | Base | 5.7L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1987 | GMC | R1500 | Base, High Sierra, Sierra Classic | 4.3L V6, 5.0L V8, 5.7L V8, 6.2L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1987 | GMC | R2500 | Base, High Sierra, Sierra Classic | 4.3L V6, 5.0L V8, 5.7L V8, 6.2L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1987 | GMC | R3500 | Base, High Sierra, Sierra Classic | 5.7L V8, 6.2L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1987 | GMC | V1500 | Base, High Sierra, Sierra Classic | 4.3L V6, 5.0L V8, 5.7L V8, 6.2L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1987 | GMC | V2500 | Base, High Sierra, Sierra Classic | 5.7L V8, 6.2L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |
| 1987 | GMC | V3500 | Base, High Sierra, Sierra Classic | 5.7L V8, 6.2L V8, 7.4L V8 | 2.50 Inch, Dual Out Side, Use Center Inlet / Side Outlet Mufflers Only |