2001-2007 - CHEVY 4" ALUM - "Quiet Tone" BACK SINGLE

K4115A - 2001-2007.5 CHEVY/GMC 6.6L DURAMAX 2500/3500

KIT, 4″, TURBO-BACK, DUAL, OFF-ROAD, QUIET-TONE; ALUMINIZED: 2001-2007.5 CHEVY/GMC 6.6L DURAMAX 2500/3500

 *NOT AVAILABLE IN STATES WITH C.A.R.B. EQUIVALENCY STANDARDS