Flowmaster - 40 Series - 2.50 Dual In / 3.00 Center Out - Aggressive Sound Visit our Engine Swap or

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Coil Spring - Coil-Over - 3 in ID - 12 in Length - 125 lb/in Spring Rate - Steel - Black Powder Coat - Each

188 in Thick - Steel Core Silicone Rubber - Small Block Chevy - Pair

Valve Spring - Triple Spring - 689 lb/in Spring Rate - 1

Mud Cover - Splined - Inner - Left Rear - Aluminum - Black Anodized - 12-3/4 in Wheels - Each

Flowmaster - 40 Series - 2.50 Dual In / 3.00 Center Out - Aggressive Sound Visit our Engine Swap orThe 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.