Gibson Cat-Back Exhaust System Single Aluminized Regular Cab 5.0L/5.4L/7.4L Chevrolet/GMC C/K 1500/2500 1975-1987

Using this Aluminized Single Cat-Back Exhaust System courtesy of Gibson, 1975-1987 Chevy and GMC C/K drivers will make the maximum in torque and horsepower at the low end (315566)! Crafted for 1500 and 2500-ton models, this system takes your performance a step above via 3” of tubing.  It’s mandrel bent from stainless steel that’s then aluminized for the best in durability and flow. The duo then rewards 5.0L, 5.4L, and 7.4L engines with a 10-15 horsepower average and 15-20 lb/ft in boosted torque.

Features and Benefits:
- 3" aluminized, stainless steel, mandrel-bent tubing
- Averages 10-15 horsepower gains
- 15-20 lb/ft of increased torque
- Bolsters acceleration, hill climbing, & passing power
- Baffled & chambered muffler
- Aggressive sound w/ minimal interior drone
- 3-1/2" round, slash-cut tip
- Exits behind rear tire
- Includes hardware & factory-style hangers
- Bolt-on, weld-free installation

Superb for passing and hill climbing, the system also extracts a guttural and commanding sound from your engine. Credit is due to the chambered and baffled muffler, which simultaneously mutes the impressive volume inside the cab. For easy installation, users are supplied with hardware and factory-style hangers. With them, bolting on the power boost becomes a straightforward process that’s free of welding!

Vehicle Fitment:
- 1975-1987 Chevrolet and GMC C/K 1500
- 1975-1987 Chevrolet and GMC C/K 2500
- For models with a 5.0L, 5.4L, or 7.4L engine ONLY