Stainless Works Chevy Silverado/GMC Sierra 2007-16 5.3L/6.2L Exhaust Under Bumper ExitChevy Silverado GMC Sierra 2007 16 Exhaust for 1500 2WD 4WD 5. 3L 6. 2L Double Cab with Standard Box or Crew Cab with either Short Box or Standard Box. Fits to Stainless Works Performance Connect headers for true dual gains. Exits under bumper on both sides. Limited Lifetime Warranty: Stainless Works headers and exhausts are designed to take the punishment of your motor, and are backed by a Limited Lifetime Guarantee on material and workmanship. This