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Less restrictive catalytic converters paired with a cat-back exhaust system will offer high performance and power. Though, the level of horsepower gained is not constant across all cat-back systems.
2005 duramax egr delete kit Most designs of the time therefore included secondary air injection, which.
The remaining waves produce the deepened and enriched exhaust acoustics you love. Stillen offers a variety of exhaust systems for many vehicles, both foreign and domestic.
By running pipes from the catalytic converter to the muffler and from the muffler to the exhaust tip, cat back exhaust systems improve exhaust gas flow, providing small performance boosts.
This modification includes the pipes, muffler, and sometimes the resonator. The term "cat-back" itself signifies that everything behind the vehicle’s catalytic converter is being upgraded or replaced.
Our straight-through brushed-finished mufflers are configurable to your desire, smoothing the exhaust note to a deep growl, without adding restrictions, rasp or drone.
Rattling or knocking noises from your vehicle are the most common signs that you need a new exhaust. Any rust on the exhaust can also be a sign that an upgrade is due.