Most orders ship within 24 hours. If backordered, a representative will contact you within 1-2 business days.
Outflows stock by 176% for more power/lowers EGTs
For 2006-2007 Chevy/GMC 2500/3500 6.6L Duramax, Extended Cab Short Bed, Classic Body
Fits
+Extended Cab Short Bed
Classic BodyDoes Not Fit
-Crew Cab Long Bed
-Crew Cab Short Bed
-Extended Cab Long Bed
-Standard Cab Long Bed
Improves airflow up to 176 Percent. 4-inch constant-diameter cat-back system nearly triples flow. Straight-through muffler. 5-inch tip optional. Fully compatible with factory warranty.
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