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E3 Spark Plug
  • Resistor: Resistor
  • Hex Size: 5/8"
  • Thread Reach: 0.708"
  • Thread Diameter: 14mm
  • Seat: Taper
  • Tip/Gap: DiamondFIRE Fixed Gap Cannot Be Adjusted
  • 1/pkg
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    $526.94
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    Detroit Truetrac Differential
  • GM 12-Bolt
  • 1964-72 GM Car
  • 30-Spline Axles
  • 8.875'' Diameter Ring Gear
  • Fits 3.08-3.90 Gear Ratios
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    E3 Spark Plug
  • Resistor: Resistor
  • Hex Size: 5/8"
  • Thread Reach: 0.460"
  • Thread Diameter: 14mm
  • Seat: Taper
  • Tip/Gap: DiamondFIRE Fixed Gap Cannot Be Adjusted
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    $183.99
    (1)
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    Off-Road X-Pipe
  • 2005-2010 Ford Mustang GT
  • 4.6L V8 VIN: H
  • Direct Fit
  • Diameter: 2.5 in.
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    $183.99
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    $559.87
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    Detroit Truetrac Differential
  • GM 12-Bolt
  • Up to 1982 GM Truck
  • 30-Spline Axles
  • 8.875" Diameter Ring Gear
  • Fits 3.73 & Up Gear Ratios
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    $559.87
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    E3 Spark Plug
  • Resistor: Resistor
  • Hex Size: 5/8"
  • Thread Reach: 0.708"
  • Thread Diameter: 14mm
  • Seat: Taper
  • Tip/Gap: DiamondFIRE Fixed Gap Cannot Be Adjusted
  • 1/pkg
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    $590.37
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    Posi Differential
  • 1988-2009 GM Car/Truck Rear
  • 1988-91 GM Truck Front
  • 30-Spline Axles
  • 8.5''/8.6'' Diameter Ring Gear
  • Fits 2.73 & Up Gear Ratios
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    $590.37
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    $176.99
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    Off-Road Y-Pipe
  • 1998-2002 Chevy Camaro & Pontiac Firebird LS1
  • Diameter: 3''
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    $176.99
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    E3 Spark Plug
  • Resistor: Resistor
  • Hex Size: 13/16"
  • Thread Reach: 0.375"
  • Thread Diameter: 14mm
  • Seat: Gasket
  • Tip/Gap: DiamondFIRE Fixed Gap Cannot Be Adjusted
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    E3 Spark Plug
  • Resistor: Resistor
  • Hex Size: 5/8"
  • Thread Reach: 1.000"
  • Thread Diameter: 14mm
  • Seat: Taper
  • Tip/Gap: DiamondFIRE Fixed Gap Cannot Be Adjusted
  • 1/pkg
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    $583.63
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    Posi Differential
  • 1964-72 GM Car
  • 30-Spline Axles
  • 8.875'' Diameter Ring Gear
  • Fits 3.08-3.90 Gear Ratios (3-Series)
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    $583.63
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    $590.85
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    Posi Differential
  • 1971-89 GM Car/Truck Rear
  • 1977-91 GM Tuck Front
  • 28-Spline Axles
  • 8.5'' Diameter Ring Gear
  • Fits 2.73 & Up Gear Ratios
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    $590.85
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    $477.56
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    Detroit Truetrac Differential
  • GM 10-Bolt
  • 1988-2005 GM Car
  • 1988-2009 GM Truck
  • 28-Spline Axles
  • 7.5''/7.6'' Diameter Ring Gear
  • Fits 3.23 & Up Gear Ratios
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    $477.56
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    E3 Spark Plug
  • Resistor: Resistor
  • Hex Size: 5/8"
  • Thread Reach: 1.000"
  • Thread Diameter: 14mm
  • Seat: Gasket
  • Tip/Gap: DiamondFIRE Fixed Gap Cannot Be Adjusted
  • 1/pkg
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    $669.49
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    Detroit Truetrac Differential
  • 1985-2012 Ford Truck
  • Ford 10.25"/10.5"
  • 35-Spline Axles
  • 10.25"/10.5" Diameter Ring Gear
  • Fits All Gear Ratios
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    $669.49
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    $3.99
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    Racing Spark Plug
  • Non-Resistor
  • Hex Size: 5/8"
  • Thread Reach: .750"
  • Thread Diameter: 14mm
  • Seat: Gasket
  • Heat Range: Cold
  • Tip/Gap: DiamondFire Fixed Gap Cannot Be Adjusted
  • 1/pkg
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    $3.99
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    $626.01
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    Detroit Truetrac Differential
  • GM 14-Bolt
  • 1981-2011 GM Truck
  • 33-Spline Axles
  • 9.5" Diameter Ring Gear
  • Fits All Gear Ratios
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    $626.01
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    E3 Spark Plug
  • Resistor: Resistor
  • Hex Size: 5/8"
  • Thread Reach: 0.460"
  • Thread Diameter: 14mm
  • Seat: Taper
  • Tip/Gap: DiamondFIRE Fixed Gap Cannot Be Adjusted
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    $842.99
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    GM LS2 Upper Plastic Intake Manifold
  • 2006-2007 Cadillac CTS
  • 2005-2007 Chevrolet Corvette
  • 2005-2006 Pontiac GTO
  • Includes Intake Manifold, Gaskets, Replacement Valley Bolts, Fuel Rail Brackets, Injector O-rings
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    $842.99
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    $376.99
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    Armor Coat Headers
  • 2004-06 Pontiac GTO 6.0L
  • Primary Tubes: 1-3/4''
  • Collector: 3''
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    $376.99
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    $3.99
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    Racing Spark Plug
  • Non-Resistor
  • Hex Size: 5/8"
  • Thread Reach: .750"
  • Thread Diameter: 14mm
  • Seat: Gasket
  • Projected Tip
  • Heat Range: Cold
  • Tip/Gap: DiamondFIRE Fixed Gap Cannot Be Adjusted
  • 1/pkg
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    $3.99
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    Racing Spark Plug
  • Non-Resistor
  • Hex Size: 5/8"
  • Thread Reach: .460"
  • Thread Diameter: 14mm
  • Seat: Taper
  • Heat Range: Cold
  • Tip/Gap: DiamondFIRE Fixed Gap Cannot Be Adjusted
  • 1/pkg
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    $3.99
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    $560.76
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    Posi Differential
  • 1964-72 GM Car
  • 28-Spline Axles
  • 8.2'' Diameter Ring Gear
  • Fits 3.08 & Up Gear Ratios
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    $560.76
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    $285.99
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    Painted Long Tube Headers
  • 1993-97 Chevy Camaro & Pontiac Firebird 5.7L
  • Primary Tubes: 1-3/4''
  • Collector: 3''
  • Race Version (No A.I.R. or EGR)
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    $285.99
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    E3 Spark Plug
  • Resistor: Resistor
  • Hex Size: 5/8"
  • Thread Reach: 0.750"
  • Thread Diameter: 14mm
  • Seat: Gasket
  • Tip/Gap: DiamondFIRE Fixed Gap Cannot Be Adjusted
  • 1/pkg
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    $6.49
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    $3.99
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    Coyote/Hemi Engine Racing Spark Plug
  • Resistor
  • Hex Size: 5/8 in.
  • Thread Reach: 1.000 in.
  • Thread Diameter: 14mm
  • Seat: Taper
  • Tip/Gap: DiamondFIRE Fixed Gap, Cannot Be Adjusted
  • 1/pkg
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    $3.99
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    $606.99
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    Posi Unit
  • 1964-81 GM Truck
  • 30-Spline Axles
  • 8.875" Diameter Ring Gear
  • Fits 3.73 & Up Gear Ratios (4-Series)
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    $606.99
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    E3 Spark Plug
  • Resistor: Resistor
  • Hex Size: 13/16"
  • Thread Reach: 0.750"
  • Thread Diameter: 14mm
  • Seat: Gasket
  • Tip/Gap: DiamondFIRE Fixed Gap Cannot Be Adjusted
  • 1/pkg
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    $170.99
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    Off-Road Y-Pipe
  • 1993-97 Chevy Camaro & Pontiac Firebird LT1
  • Diameter: 3''
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    $170.99
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    E3 Spark Plug
  • Resistor: Resistor
  • Hex Size: 5/8"
  • Thread Reach: 0.750"
  • Thread Diameter: 12mm
  • Seat: Gasket
  • Tip/Gap: DiamondFIRE Fixed Gap Cannot Be Adjusted
  • 1/pkg
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