Flowmaster - 40 Series Stainless Steel - 3.00 Offset In / 3.00 Offset Out - Aggressive Sound Carburetor Float - Center Hung

Carburetor Float - Center Hung - Brass - Holley 4150 Carburetors - Each

25 in Long - Titanium Hardware Included - Chromoly - Black Powder Coat - Sprint Car - Kit

Crate Engine - Drop-in-Ready - 350 Cubic Inch - 390 HP - Small Block Chevy - Each

Heat Crossover Plug - Iron - Natural - Oldsmobile V8 - Pair

563 in Thick - 4 Hole - Square Bore to Spread Bore - Gaskets / Hardware Included - Aluminum - Natural - Each

Flowmaster - 40 Series Stainless Steel - 3.00 Offset In / 3.00 Offset Out - Aggressive Sound Carburetor Float - Center HungThe 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 409S stainless steel and fully MIG welded for maximum durability.