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Doug's Headers are a fixture in the motorsports aftermarket, pioneering quality muscle car performance headers for decades. Unlike the competition, Doug's Headers prides ourselves on superior design detail resulting in a hassle-free installation for any application.

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Doug's Headers 1970-81 GM F-Body LS Engine Swap 1 7/8" Mid-Length Header D3358
Model: 5124783
Mid-Length Headers, often called Clipsters, are engineered to provide superior performance gains over Manifold Replacements or Block Hugger style headers. These headers enhance your vehicles's horsepower and torque while preserving ground…
from $1,099.99 st
Doug's Headers 1967-74 GM F-Body/X-Body LS Engine Swap 1 7/8" Mid-Length Header D3357
Model: 5124782
Mid-Length Headers, often called Clipsters, are engineered to provide superior performance gains over Manifold Replacements or Block Hugger style headers. These headers enhance your vehicles's horsepower and torque while preserving ground…
from $1,101.82 st
Doug's Headers 1967-69 F Body 1968-74 X Body 1 7/8" Long Tube Header D3355
Model: 5124781
Long tube headers provide the greatest increases in horsepower and torque across the entire RPM spectrum. The choice of racers worldwide, Doug's long tube headers are designed for the car owner who wants maximum power and the highest…
from $1,474.45 st
Doug's Headers 1970-74 GM F-Body LS Engine Swap 1 7/8" Long Tube Header D3352
Model: 5124780
Long tube headers provide the greatest increases in horsepower and torque across the entire RPM spectrum. The choice of racers worldwide, Doug's long tube headers are designed for the car owner who wants maximum power and the highest…
from $1,678.99 st
Doug's Headers 1975-81 GM F-Body LS Engine Swap 1 7/8" Long Tube Header D3351
Model: 5124779
Long tube headers provide the greatest increases in horsepower and torque across the entire RPM spectrum. The choice of racers worldwide, Doug's long tube headers are designed for the car owner who wants maximum power and the highest…
from $1,590.99 st
Doug's Headers 1973-78 Oldsmobile Motor Home 455 1 3/4" Long Tube Header D755Y
Model: 5124774
Doug's is the pioneering force behind the popular TRI-Y design for cars and trucks. The unique, shortend, paired primary tubes increase mid-range torque without sacrificing top end power. TRI-Y's are a great choice for daily drivers and…
from $1,626.56 st
Doug's Headers 1970-79 Pontiac Firebird V8 Round Port Heads 1 7/8" Long Tube Header D581
Model: 5124758
Long tube headers provide the greatest increases in horsepower and torque across the entire RPM spectrum. The choice of racers worldwide, Doug's long tube headers are designed for the car owner who wants maximum power and the highest…
from $1,873.28 st
Doug's Headers 1970-79 Pontiac Firebird V8 D-Port Heads 1 3/4" Long Tube Header D570
Model: 5124757
Long tube headers provide the greatest increases in horsepower and torque across the entire RPM spectrum. The choice of racers worldwide, Doug's long tube headers are designed for the car owner who wants maximum power and the highest…
from $1,798.91 st
Doug's Headers 1967-69 Pontiac Firebird V8 1 3/4" Long Tube Header D569
Model: 5124756
Long tube headers provide the greatest increases in horsepower and torque across the entire RPM spectrum. The choice of racers worldwide, Doug's long tube headers are designed for the car owner who wants maximum power and the highest…
from $1,798.91 st
Doug's Headers 1967-69 Pontiac Firebird V8 with Aftermarket Cylinder Heads 1 7/8" Long Tube Header D568
Model: 5124755
Long tube headers provide the greatest increases in horsepower and torque across the entire RPM spectrum. The choice of racers worldwide, Doug's long tube headers are designed for the car owner who wants maximum power and the highest…
from $1,896.94 st
Doug's Headers 1967-74 Chevy F-Body/Nova Small Block with Floor Shift 1 3/4" Long Tube Header D368
Model: 5124741
Long tube headers provide the greatest increases in horsepower and torque across the entire RPM spectrum. The choice of racers worldwide, Doug's long tube headers are designed for the car owner who wants maximum power and the highest…
from $1,454.14 st
Doug's Headers 1937-74 Cars & Trucks with Mustang II Suspension LS Engine Swap 1 3/4" Long Tube Header D3347
Model: 5124730
Long tube headers provide the greatest increases in horsepower and torque across the entire RPM spectrum. The choice of racers worldwide, Doug's long tube headers are designed for the car owner who wants maximum power and the highest…
from $1,510.77 st
Doug's Headers 1967-74 GM F-Body/X-Body LS Engine Swap 1 7/8" Long Tube Header D3341
Model: 5124728
Long tube headers provide the greatest increases in horsepower and torque across the entire RPM spectrum. The choice of racers worldwide, Doug's long tube headers are designed for the car owner who wants maximum power and the highest…
from $1,701.74 st
Doug's Headers 1970-81 GM F-Body/X-Body LS Engine Swap 1 7/8" Long Tube Header D333
Model: 5124725
Long tube headers provide the greatest increases in horsepower and torque across the entire RPM spectrum. The choice of racers worldwide, Doug's long tube headers are designed for the car owner who wants maximum power and the highest…
from $1,599.49 st
Doug's Headers 1982-92 Chevy Camaro/Pontiac Firebird Small Block 1 3/4" Long Tube Header D3321
Model: 5124724
Long tube headers provide the greatest increases in horsepower and torque across the entire RPM spectrum. The choice of racers worldwide, Doug's long tube headers are designed for the car owner who wants maximum power and the highest…
from $1,675.55 st
Doug's Headers 1982-92 Chevy Camaro/Pontiac Firebird Small Block 1 5/8" Shorty Header D3320
Model: 5124723
Mid-Length Headers, often called Clipsters, are engineered to provide superior performance gains over Manifold Replacements or Block Hugger style headers. These headers enhance your vehicles's horsepower and torque while preserving ground…
Doug's Headers 1967-72 Chevy F-Body/Nova Big Block without A/C 1 7/8" Long Tube Header D328
Model: 5124719
Long tube headers provide the greatest increases in horsepower and torque across the entire RPM spectrum. The choice of racers worldwide, Doug's long tube headers are designed for the car owner who wants maximum power and the highest…
from $1,638.35 st
Doug's Headers 1970-81 Chevy Camaro/Nova/Firebird Small Block 1 7/8" Long Tube Header D326
Model: 5124717
Long tube headers provide the greatest increases in horsepower and torque across the entire RPM spectrum. The choice of racers worldwide, Doug's long tube headers are designed for the car owner who wants maximum power and the highest…
from $1,902.83 st
Doug's Headers 1970-81 Chevy Camaro/Nova/Firebird Small Block 1 3/4" Long Tube Header D324
Model: 5124716
Long tube headers provide the greatest increases in horsepower and torque across the entire RPM spectrum. The choice of racers worldwide, Doug's long tube headers are designed for the car owner who wants maximum power and the highest…
from $1,552.19 st
Doug's Headers 1967-74 Chevy F-Body/Nova Small Block without A/C 1 7/8" Long Tube Header D323
Model: 5124715
Long tube headers provide the greatest increases in horsepower and torque across the entire RPM spectrum. The choice of racers worldwide, Doug's long tube headers are designed for the car owner who wants maximum power and the highest…
from $1,590.99 st
Doug's Headers 1965-86 Chevy/GMC Big Block without A/C 2" Long Tube Header D322
Model: 5124714
Long tube headers provide the greatest increases in horsepower and torque across the entire RPM spectrum. The choice of racers worldwide, Doug's long tube headers are designed for the car owner who wants maximum power and the highest…
from $1,971.33 st
Doug's Headers 1967-69 Chevy Camaro/Nova/Firebird 2 1/8" Long Tube Header D321
Model: 5124713
Long tube headers provide the greatest increases in horsepower and torque across the entire RPM spectrum. The choice of racers worldwide, Doug's long tube headers are designed for the car owner who wants maximum power and the highest…
from $2,310.11 st
Doug's Headers 1967-74 Chevy F-Body / Nova Big Block with Power Steering 2" Long Tube Header D320
Model: 5124712
Long tube headers provide the greatest increases in horsepower and torque across the entire RPM spectrum. The choice of racers worldwide, Doug's long tube headers are designed for the car owner who wants maximum power and the highest…
from $1,873.28 st
Doug's Headers 1967-74 Chevy F-Body / Nova Big Block without Power Steering 2 1/8" Long Tube Header D319
Model: 5124711
Long tube headers provide the greatest increases in horsepower and torque across the entire RPM spectrum. The choice of racers worldwide, Doug's long tube headers are designed for the car owner who wants maximum power and the highest…
from $1,902.83 st
Doug's Headers 1968-81 Chevy Big Block 396/402/454 1 7/8" Long Tube Header D316
Model: 5124708
Long tube headers provide the greatest increases in horsepower and torque across the entire RPM spectrum. The choice of racers worldwide, Doug's long tube headers are designed for the car owner who wants maximum power and the highest…
from $1,773.58 st
Doug's Headers 1965-76 Chevy Big Block 396/402/427/454 1 3/4" Long Tube Header D313
Model: 5124705
Long tube headers provide the greatest increases in horsepower and torque across the entire RPM spectrum. The choice of racers worldwide, Doug's long tube headers are designed for the car owner who wants maximum power and the highest…
from $1,503.20 st
Doug's Headers 1964-89 Chevy Small Block 1 5/8" Long Tube Header D308
Model: 5124703
Long tube headers provide the greatest increases in horsepower and torque across the entire RPM spectrum. The choice of racers worldwide, Doug's long tube headers are designed for the car owner who wants maximum power and the highest…
from $1,552.19 st
Doug's Headers 1963-86 Chevy/GMC Big Block 1 3/4" Mid-Length Header D306
Model: 5124702
Mid-Length Headers, often called Clipsters, are engineered to provide superior performance gains over Manifold Replacements or Block Hugger style headers. These headers enhance your vehicles's horsepower and torque while preserving ground…
from $1,577.50 st
Doug's Headers 1964-96 GM/Chevy Small Block 1 3/4" Mid-Length Header D337
Model: 5124693
Mid-Length Headers, often called Clipsters, are engineered to provide superior performance gains over Manifold Replacements or Block Hugger style headers. These headers enhance your vehicles's horsepower and torque while preserving ground…
from $1,548.83 st
Doug's Headers 1964-94 Chevy Small Block 1 5/8" Mid-Length Header D304
Model: 5124691
Mid-Length Headers, often called Clipsters, are engineered to provide superior performance gains over Manifold Replacements or Block Hugger style headers. These headers enhance your vehicles's horsepower and torque while preserving ground…
from $1,503.20 st
Doug's Headers Exhaust Mid Pipe 75-81 GM F Body 4.8-6.2L LS Engine Swap use with D3358 Header 3" 304 Stainless DMP105
Model: 5124646
Condition: NEW
Your engine is the heart of your vehicle, giving it its pulse. Doug's line of LS Engine Swap products work together to ensure a proper fit for the LS Engine into specific applications. Engine swap projects often take place over time and…
Doug's Headers Exhaust Mid Pipe 70-74 GM F Body 4.8-6.2L LS Engine Swap use with D3358 Header 3" 304 Stainless DMP104
Model: 5124645
Condition: NEW
Your engine is the heart of your vehicle, giving it its pulse. Doug's line of LS Engine Swap products work together to ensure a proper fit for the LS Engine into specific applications. Engine swap projects often take place over time and…
Doug's Headers 1970-81 Camaro/Firebird LS Engine Swap Exhaust System DES104
Model: 5124643
Condition: NEW
Your engine is the heart of your vehicle, giving it its pulse. Doug's line of LS Engine Swap products work together to ensure a proper fit for the LS Engine into specific applications. Engine swap projects often take place over time and…
Doug's Headers Motor Mounts 75-81 GM F Body 4.8-6.2L LS Engine Swap Mild Steel, Black SK105
Model: 5124640
Condition: NEW
Your engine is the heart of your vehicle, giving it its pulse. Doug's line of LS Engine Swap products work together to ensure a proper fit for the LS Engine into specific applications. Engine swap projects often take place over time and…
Doug's Headers Motor Mounts 70-74 GM F Body 4.8-6.2L LS Engine Swap Mild Steel, Black SK104
Model: 5124639
Condition: NEW
Your engine is the heart of your vehicle, giving it its pulse. Doug's line of LS Engine Swap products work together to ensure a proper fit for the LS Engine into specific applications. Engine swap projects often take place over time and…
Doug's Headers Transmission Crossmember 70-81 GM F Body 4.8-6.2L LS Engine Swap Mild Steel, Black SKC104
Model: 5124638
Condition: NEW
Your engine is the heart of your vehicle, giving it its pulse. Doug's line of LS Engine Swap products work together to ensure a proper fit for the LS Engine into specific applications. Engine swap projects often take place over time and…