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accurate air/fuel ratio data is critical because running with too rich of an AFR can cause a loss of power
505 in OD - Bronze - Each
Strut Tower Brace - Tubular - Steel - Black Powder Coat - GT - Ford Mustang 2005-14 - Each
Carburetor - Marine Series - 4-Barrel - 600 CFM - Square Bore - Electric Choke - Mechanical Secondary - Single Inlet - Aluminum - Gold Chromate - Each
Flowmaster - 40 Series - 3.00 Center In / 2.50 Dual Out - Aggressive Sound accurate air/fuel ratio data isThe 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.