40 Series - 2.25 Offset In / 2.25 Center Out - Aggressive Sound 1977-gmc-c15-esi6377310 Brake Caliper Bracket - Rear

Brake Caliper Bracket - Rear - Driver / Passenger Side - Floater - 3 in OD Axle Tube - Steel - Black Powder Coat - GM Metric Caliper - Kit

62 in Long - Minus 0

The accessory drive components in this system can be configured in several different ways

Differential Cover - Reinforced - Main Cap Bolts / Magnetic Drain Plug Included - Aluminum - Gray Crinkle Powder Coat - GM 12-Bolt - Each

Quick Release Adapter - 3000 Series - Straight - 8 AN Male to Quick Release Socket - Valved - FKM Seal - Aluminum - Black Anodized - Each

40 Series - 2.25 Offset In / 2.25 Center Out - Aggressive Sound 1977-gmc-c15-esi6377310 Brake Caliper Bracket - RearThe Original 40 series muffler delivers an aggressive exterior and interior tone. If you're looking for that original Flowmaster sound this is the muffler is for you. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.