2016-2017 CHEVY/GMC 6.6L DURAMAX DIESEL 2500/3500
K4166A - FOR '16-'17 CHEVY 4" ALUM - D.P.F. BACK SINGLE
K4166A – FOR 2016 & 2017 – CHEVY/GMC 6.6L DURAMAX DIESEL 2500/3500 (ALL CAB AND BED LENGTHS) 4″ ALUMINIZED – PERFORMANCE DIESEL EXHAUST KIT – DIESEL PARTICULATE FILTER BACK SINGLE