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Lightning Exhaust Systems - 8.1L 496 Chevy

    Standard Jacketed Header - 496 8.1L Mercury 37

    Lightning 496 8.1L Mercury 37" Wide Freshwater Headers

    310-40 + Option(s)
    Starting From:
    $2,399.99
    This Part has options, please click the button below to order.
    • Replacement for Mercury 496 Manifolds
    • For Freshwater Applications
    • Comes complete with bolts, gaskets, water fittings.
    • Includes Shift and oil filter bracket
    • 2" Primary Tube
    • 37" Wide, see specs for detailed measurements
    • See Additional info for more details on Lightning Headers


    Big Block 496 8.1L All Stainless Steel Mercury Headers

    Lightning 496 8.1L Mercury 37" Wide Stainless Steel Headers

    310-403 + Option(s)
    Starting From:
    $3,499.99
    This Part has options, please click the button below to order.
    • Replacement for Mercury 496 Manifolds
    • Stainless Steel Construction for Saltwater Applications
    • Comes complete with bolts, gaskets, water fittings.
    • Includes Shift and oil filter bracket
    • 2" Primary Tube
    • 37" Wide, see specs for detailed measurements
    • See Additional info for more details on Lightning Headers