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Doug Thorley Headers

Doug Thorley Headers

Doug Thorley Headers

"Driven by a passion for performance and superior quality, we are committed to developing 100% American-made products that will reliably deliver maximum horsepower and torque."

Products

1955-57 Chevy Belair Hi-Performance Small Block Headers

Hi-Performance Tri-Y Doug Thorley Headers for 1955-57 Chevy w/ small block Chevy engine

$685.00

1955-57 Chevy Belair LS Swap Doug Thorley Headers

 Hi-Performance Doug Thorley Tri-Y Headers for 1955-57 Chevy w/ LS engine swap

$662.00

1961-66 Chevy C10 Long Tube Hi-Performance Headers

Hi-Performance Long Tube Doug Thorley Headers for 1961-66 Chevy C10 Trucks.

$659.99

1961-66 Chevy C10 LS Conversion Headers

Hi-Performance LS Conversion Doug Thorley Headers for 1961-66 Chevy C10 Trucks.

$674.99

1962-67 Chevy II, Nova LS Swap Tri-Y Headers

Hi-Performance Doug Thorley Headers for 1962-67 Nova Mustang II front clip and LS swap.

$644.00

1964-67 Chevy Chevelle LS Swap Mid Length Headers

Hi-Performance mid length 4 into 1 Doug Thorley Headers for 19564-67 Chevelle with LS swap.

$547.00

1964-68 Ford Mustang Small Block Tri-Y Headers

Doug Thorley Headers Available for 1964-66 small block Ford Mustangs

$674.99

1966-78 Ford Mustang Small Block Shortie Headers

Hi-Performance Shortie Doug Thorley Headers. Available for 1966-78 small block Mustang / Galaxie / Fairlane / Ranchero / Torino / Maverick / Cougar, 260-302W

$639.99

1967-69 Camaro / Z28 Hi-Perfromance Headers. 265-400 SBC

Hi-Performance Long Tube Tri-Y Doug Thorley Headers for 1967-69 Camaro  265-400 Small Block only

$721.34

1967-69 Chevy Camaro, 1968-74 Nova LS Swap Long Tube Headers

Hi-Performance long tube 4 into 1 Doug Thorley Headers for 1967-69 Camaro or 1968-74 Nova with LS swap.

$616.00

1967-87 Chevy C10 LS Conversion Headers

Hi-Performance LS Conversion Doug Thorley Headers Available for 1967-87 Chevy C10 Trucks.

$660.00

1968-74 Chevy Chevelle LS Swap Mid Length Headers

Hi-Performance mid length 4 into 1 Doug Thorley Headers for 1968-74 Chevelle with LS swap.

$547.00

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