aFe Apollo GT Series 3 IN 409 Stainless Steel Cat-Back Exhaust System w/ Polish Tip (49-44111-P) 8021 Designed for precise fitment on

Designed for precise fitment on F80 M3 and F82 M4 models

Adjustable 90mm double-walled tips for perfect fitment

To address this issue

This allows you to place the horns in a number of different configurations

Adjustable from 2-20 PSI

aFe Apollo GT Series 3 IN 409 Stainless Steel Cat-Back Exhaust System w/ Polish Tip (49-44111-P) 8021 Designed for precise fitment onaFe POWER introduces the Apollo GT Series cat back dual rear exit exhaust system for the 2009 2018 Chevrolet Silverado GMC Sierra 1500 with V6 4. 3L & V8 4. 8L 5. 3L engine. This dual exhaust system is constructed out of 3" 100% MIG welded, mandrel bent, stainless steel tubing for maximum flow. The smooth transition bends allow for low turbulence, increasing horsepower, torque and improved throttle response. A free flow single in dual out muffler is