Description
A cat-back exhaust system is one of the most direct ways to unlock hidden performance from your 5.3L truck while improving throttle response and fuel efficiency. The FlowFX design optimizes scavenging and backpressure, delivering measurable gains in horsepower and torque without sacrificing drivability. Plus, stainless steel construction resists corrosion and maintains that aggressive sound and appearance for years to come.
- FlowFX technology
- Cat-back configuration
- 2-1/2 inch tailpipe
- 4 inch polished tips
- Stainless steel construction
- Natural finish
- Fits 2014–2018 GM full-size trucks
- Complete bolt-on kit
- MPN: 717787
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