It's a proven, indisputable fact: Dollar for dollar, no other investment will increase power and performance like a set of Doug Thorley Headers!
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THY-481Y-L-C 2004-2011 NISSAN/INFINITI 5.6L LONG TUBE HEADER (RACE ONLY) List Price: $935.00 Our Price:$700.00 You Save:$235.00
2004-2011 NISSAN PICK UP OR SUV 5.6 LITER 2 AND 4 WHEEL DRIVE. THIS IS A TRUE TRI Y HEADER THAT HAS BEEN CERAMIC COATED FOR OPTIMUM PERFORMANCE. ENHANCE BOTH THE LOOKS AND PERFORMANCE WITH THIS HEADER. THIS IS A RACE ONLY APPLICATION. BUILT IN THE USA. IT COMES WITH A LIMITED LIFETIME WARRANTY...
THY-321Y-C 2008-2009 CORVETTE Z06 LONG TUBE TRI Y (RACE ONLY) Our Price:$1208.00
2008-2009 CORVETTE Z06 7.0 LS7 LONG TUBE HEADERS. DESIGNED FOR RACING APPLICATIONS TO GIVE YOU THE ULTIMATE HORSEPOWER FROM YOUR CAR. CERAMIC COATED TO KEEP ENGINE COMPARTMENT TEMPERATURES DOWN AS WELL AS LOOKING AMAZING. THESE ARE MADE IN THE USA AND COME WITH A LIMITED LIFETIME WARRANTY...
THY-123Y-L-C 2009 DODGE CHALLENGER SRT8 LONG TUBE HEADER List Price: $1162.00 Our Price:$850.00 You Save:$312.00
2009 DODGE CHALLENGER SRT8
LONG TUBE TRI Y HEADER FOR THE 2009 DODGE CHALLENGER WITH THE SRT8 6.1L HEMI ENGINE. IT COMES STANDARD WITH CERAMIC COATING AND IS SOLD AS A RACE APPLICATION ONLY AND IS NOT STREET LEGAL. MADE IN THE USA WITH A LIMITED LIFETIME WARRANTY
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THY-123Y1-L-C 2009-2010 DODGE CHALLENGER 5.7L HEMI List Price: $1189.00 Our Price:$850.00 You Save:$339.00
2009-2010 DIDGE CHALLENGER 5.7L HEMI
HEADERS DESIGNED FOR A CAR WITH A LONG HISTORY OF RACING. DOUG THORLEY HAS BEEN MAKING HEADERS FOR OVER 50 YEARS. WHY TRUST YOUR NEW RIDE WITH ANYTHING LESS. DESIGNED FOR INCREASED TORQUE AND HORSEPOWER, THESE RACE ONLY HEADERS ARE THE PERFECT MATCH. OFFERED ONLY IN CERAMIC COATING WITH A LIFETIME WARRANTY. MADE IN THE USA...
THY-336-C 2010-2011 CHEVY CAMARO / PONTIAC G8 SHORTY HEADER List Price: $810.00 Our Price:$650.00 You Save:$160.00
2010 CAMARO SHORTY HEADER
2008-2010 PONTIAC G8
DIRECT BOLT IN SHORTY HEADER THAT FITS THE 2010 CAMARO WITH THE V8. MADE IN THE USA AND COMES STANDARD WITH THE INDUSTRY LEADING CERAMIC COATING TO REDUCE UNDER HOOD TEMPERATURES. THIS IS AN INSTANT WAY TO FREE UP HORSEPOWER ON AN ALREADY AMAZING VEHICLE. WILL FIT THE Z28 AS WELL AS THE SS. ALSO LOOK AT OUR LONG TUBE HEADER FOR THIS APPLICATION, PART NUMBER THY-337Y-C...
THY-337Y-C 2010-2011 CHEVY CAMARO LONG TUBE HEADER List Price: $936.00 Our Price:$749.00 You Save:$187.00
2010 CAMARO HEADER
LONG TUBE HEADER FOR THE 2010 CAMARO V8. THESE ARE A LONG TUBE TRI-Y DESIGNED SPECIFICALLY FOR RACING APPLICATIONS ONLY. AVAILABLE ONLY IN CERAMIC COATING TO KEEP UNDER HOOD TEMPERATURES DOWN AND INCREASE PERFORMANCE. MADE IN THE USA WITH A LIMITED LIFETIME WARRANTY...
CLOSEOUT PRICING!!! CERAMIC COATED FOR ONLY $220.00!
DODGE DAKOTA 2005-2007 4.7L
PUT SOME BARK UNDER THAT HOOD. OUR HEADERS NOT ONLY INCREASE HORSEPOWER BUT INCREASE TORQUE AND INCREASE GAS MILEAGE. BUILT WITH THICKER FLANGES AND TUBING TO TAKE ANYTHING YOU CAN THROW AT THEM. MADE IN THE USA WITH A LIMITED LIFETIME WARRANTY.
The proof is in the dyno! Our Dodge Dakota had an increase of 19hp and 38ft. lbs. of torque!...
DODGE RAM 1974-1980 2 AND 4 WHEEL DRIVE 383-440
LONG TUBE TRI Y HEADER DESIGNED TO GIVE YOU BETTER PERFORMANCE THROUGHOUT THE ENTIRE RPM RANGE. IDEAL FOR TRUCK APPLICATIONS WHERE THE MAXIMUM AMOUNT OF POWER IS NEEDED IN THE LOW AND MID RPM RANGE. THESE HEADERS HAVE THICKER FLANGES AND TUBINGAS WELL AS BEING CERAMIC COATED TO ENSURE YEARS OF RELIABLE SERVICE. MADE IN THE USA WITH A LIMITED LIFETIME WARRANTY
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THY-310Y-1-C CERAMIC COATING, 1999-2012 , TRUCK SUBURBAN TAHOE YUKON ESCALADE DENALI 4.8L-6.2L, 2/4WD, OFF-ROAD ONLY (NO SMOG FITTINGS) List Price: $829.00 Our Price:$700.00 You Save:$129.00
PICKUPS: ALL, SUBURBAN, TAHOE/ YUKON, NO SMOG FITTINGS LONG TUBE, THESE ARE CERAMIC COATED AND INCLUDE A RACE ONLY Y-PIPE ALSO
**RACE ONLY**...
THY-344Y-C TRI-Y LONG TUBE HEADER 2009-2010 CHEVY COLORADO/GMC CANYON, 5.3L List Price: $1039.00 Our Price:$726.00 You Save:$313.00
FINALLY, A HEADER JUST FOR THE COLORADO/CANYON 5.3L. WE MADE SOME SERIOUS POWER WITH THESE THAT WILL SERVE YOU THROUGHOUT THE ENTIRE POWER BAND OF YOUR VEHICLE. THESE ARE MADE IN THE USA AND ARE BACKED BY OUR FAMOUS LIMITED LIFETIME WARRANTY.