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Gibson Performance Exhaust 615556L Cat-Back Single Exhaust System; Stainless Gibson Performance Exhaust 615556L
$1,335.37
Gibsons best performing exhaust is perfect for improved acceleration, maximum hill climbing, towing and passing power. Exits behind the rear tire near stock location with a polished Stainless Tip. Dyno...
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Gibsons best performing exhaust is perfect for improved acceleration, maximum hill climbing, towing and passing power. Exits behind the rear tire near stock location with a polished Stainless Tip. Dyno tested results have proven increases as much as 32 horsepower and 60ft lbs of increased torque. Hassle free, bolt-on installation with professional looking results.
Specifications:
| Exhaust Type | Cat-Back |
| Exit Position | Single Side |
| Exit Style | Straight |
| Inlet Inside Diameter | 3.000 in. |
| Material | Stainless Steel |
| Muffler Body Length | 24.000 in. |
| Muffler Type | Chambered |
| Outlet Outside Diameter | 3.000 in. |
| System Type | Cat Back |
| Tail Pipe Diameter | 3.000 in. |
| Tip Diameter | 3.500 in. |
| Tubing Diameter | 3.000 in. |
| WARNING CA Proposition 65 | Yes |
| WARNING CA Proposition 65 Message | WARNING: Motor vehicles contain fuel; oils and fluids; battery posts; terminals and related accessories which contain lead and lead compounds and other chemicals known to the State of California to cause cancer; birth defects and other reproductive harm. These chemicals are found in vehicles; vehicle parts and accessories; both new and as replacements. When being serviced; these vehicles generate used oil; waste fluids; grease; fumes and particulates; all known to the State of California to cause cancer; birth defects; and reproductive harm. |
| Description_DES | Single Exhaust System |
| Description_EXT | Cat-Back Single Exhaust System; Stainless |
| Description_FAB | Stainless Steel Mandrel Bent Tubing |
| Description_FAB | Superflow™ Muffler |
| Description_FAB | Baffled/Chambered Muffler; No Internal Packing |
| Description_FAB | Minimal Interior Drone - Aggressive Sound |
| Description_FAB | Polished Stainless Steel Slash-Cut Tips |
| Description_FAB | Incl. Hardware/Factory Style Hangers For Easy Bolt-On Install |
| Description_FAB | Lifetime Limited Warranty |
| Description_INV | Gibson Exhaust System Kit |
| Description_MKT | Gibsons best performing exhaust is perfect for improved acceleration, maximum hill climbing, towing and passing power. Exits behind the rear tire near stock location with a polished Stainless Tip. Dyno tested results have proven increases as much as 32 horsepower and 60ft lbs of increased torque. Hassle free, bolt-on installation with professional looking results. |
| Description_SHO | Truck/Suv |
This Part Fits:
| Year | Make | Model | Submodel | Notes |
|---|---|---|---|---|
| 1988 | Chevrolet | C3500 Pickup | Cheyenne | |
| 1989 | Chevrolet | C3500 Pickup | Cheyenne | |
| 1988 | Chevrolet | C3500 Pickup | Scottsdale | |
| 1989 | Chevrolet | C3500 Pickup | Scottsdale | |
| 1988 | Chevrolet | C3500 Pickup | Silverado | |
| 1989 | Chevrolet | C3500 Pickup | Silverado | |
| 1988 | Chevrolet | K3500 Pickup | Cheyenne | |
| 1989 | Chevrolet | K3500 Pickup | Cheyenne | |
| 1988 | Chevrolet | K3500 Pickup | Scottsdale | |
| 1989 | Chevrolet | K3500 Pickup | Scottsdale | |
| 1988 | Chevrolet | K3500 Pickup | Silverado | |
| 1989 | Chevrolet | K3500 Pickup | Silverado | |
| 1988 | GMC | C3500 Pickup | Sierra | |
| 1989 | GMC | C3500 Pickup | Sierra | |
| 1988 | GMC | C3500 Pickup | Sierra SLE | |
| 1989 | GMC | C3500 Pickup | Sierra SLE | |
| 1988 | GMC | C3500 Pickup | Sierra SLX | |
| 1989 | GMC | C3500 Pickup | Sierra SLX | |
| 1988 | GMC | K3500 Pickup | Sierra | |
| 1989 | GMC | K3500 Pickup | Sierra | |
| 1988 | GMC | K3500 Pickup | Sierra SLE | |
| 1989 | GMC | K3500 Pickup | Sierra SLE | |
| 1988 | GMC | K3500 Pickup | Sierra SLX | |
| 1989 | GMC | K3500 Pickup | Sierra SLX |
Shipping Information
We offer FREE shipping on all orders within Canada. Most orders ship within 1-2 business days.
Standard delivery typically takes 3-7 business days depending on your location.
Returns Policy
We accept returns within 30 days of purchase. Items must be in original condition with all packaging.
For returns or exchanges, please contact our customer service team.

