SELECTIONS: Products : HEADERS

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  •   THY-250Y
    1982-1985 FORD RANGER 2.3 4 CYL TRI-Y HEADER
    Our Price: $50.00

    82-85 FORD RANGER 2.3 4CYL CHROME HEADER

    CLOSE OUT

    50.00 WHILE SUPPLIES LAST...
      THY-250Y
    1982-1985 FORD RANGER 2.3 4 CYL TRI-Y HEADER
    Our Price: $50.00

    82-85 FORD RANGER 2.3 4CYL CHROME HEADER

    CLOSE OUT

    50.00 WHILE SUPPLIES LAST...
      THY-460Y-C
    2005-2009 NISSAN PICKUP LONG TUBE HEADER (RACE ONLY)
    List Price: $434.00


    2005-2009 2.5L NISSAN PICKUP LONG TUBE HEADER FOR EITHER 2 OR 4 WHEEL DRIVE APPLICATIONS. WHETHER YOU ARE LOOKING FOR TRACK PERFORMANCE OR EXTRA POWER FOR PRERUNNING, THESE LONG TUBES WILL GIVE YOU THE HORSEPOWER AND TORQUE YOU NEED WITH A BIT OF EXTRA FUEL MILEAGE TO BOOT....
      THY-515-LS-C
    2005-2012 TACOMA FJ CRUISER PRADO HILUX 4RUNNER 4.0L 2/4WD
    List Price: $741.00
    Our Price: $697.00
    You Save: $44.00


    ALL NEW T304 STAINLESS STEEL AND CERAMIC COATED LONG TUBE HEADERS FOR YOUR TACOMA/ FJ/ 4RUNNER/PRADO/HILUX WITH THE 4.0L. DON'T EVEN CONSIDER BUYING THE COMPETITIONS PLAIN HEADERS MADE FROM THE INFERIOR T409 AND BARE STEEL FLANGES. BUY THE REAL DEAL FROM THE ORIGINAL! DOUG THORLEY HEADERS

    **RACE ONLY**...
      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


    ...
      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: $566.00
    You Save: $244.00


    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-338-C
    2010-2011 CHEVY CAMARO 3.6L V6 HEADER
    List Price: $490.00
    Our Price: $380.00
    You Save: $110.00


    2010 CHEVY CAMARO 3.6L V6 HEADER IS DESIGNED TO IMPROVE PERFORMANCE THROUGHOUT THE POWERBAND. THE V6 CAMARO LEAVES THE PLANT WITH A GREAT AMOUNT OF POWER, BUT ADD A SET OF OUR HEADERS ONTO IT AND REALLY SEE THE POTENTIAL OF THAT MOTOR. THESE ARE MADE IN THE USA AND ARE ONLY AVAILABLE IN CERAMIC COATING. FLANGES ARE 3/8 INCH THICH AND WE USE 14 GUAGE TUBING. THEY COME WITH A LIMITED LIFETIME WARRANTY.



      THY-339Y
    2010-2011 CHEVY CAMARO 6.2L 1 7/8" PRIMARY LONG TUBE TRI-Y HEADERS
    List Price: $855.00
    Our Price: $653.00
    You Save: $202.00


    YOU ASKED FOR THEM AND WE DELIVERED!! THE NEW BIG TUBE HEADERS FOR YOUR CAMARO ARE HERE. THEY ARE AVAILABLE WITH OR WITHOUT CATS. IDEAL FOR SUPERCHARGED APPLICATIONS OR HEAVILY MODIFIED N/A MODELS. ...
      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...
      THY-291Y-WRX
    2011-12 MUSTANG GT, 5.0L RACE LONG TUBES


    1 7/8" T304 STAINLESS STEEL LONG TUBES AND CONNECTOR PIPES FOR YOUR 5.0. ...
      THY-340-C
    5.3L LS4 FRONT WHEEL DRIVE HEADER 2005-2009 IMPALA SS/ MONTE CARLO/ GRAND PRIX GXP/ LA CROSS
    Our Price: $960.00

    2006-2009 IMPALA SS, 2005-2009 MONTE CARLO, 2005-2008 PONTIAC GRAND PRIX GXP, 2007-2009 BUICK LACROSSE. THIS IS A COMPLETE SHORTY HEADER WITH THE CROSSOVER PIPE. MADE IN THE USA WITH A LIMITED LIFETIME WARRANTY. COMES ONLY IN CERAMIC COATING TO KEEP THE UNDER HOOD TEMPERATURES DOWN AND INCLUDES THE FLEX TUBE FOR YEARS OF DEPENDABLE SERVICE. TURN THAT HOT CAR INTO AN EVEN BETTER PERFORMER WITH OUR HEADERS....
      THY-324Y-C
    67-72 C-10 PICKUP, BLAZER, SUBURBAN LS SWAP HEADER 1 5/8"
    List Price: $880.00
    Our Price: $650.00
    You Save: $230.00


    1967-1972 CHEVROLET PICKUPS, SUBURBAN
    STICK AND AUTO TRANSMISSION, CERAMIC COATING AND OUR WORLD FAMOUS TRI Y DESIGN. THE PERFECT HEADER FOR YOUR LS SWAP INTO THE EARLY MODEL CHEVY PICKUP. THESE HEADERS ARE MADE IN THE USA AND COME WITH A LIMITED LIFETIME WARRANTY...
      THY-323Y-C
    67-72 C-10 PICKUP, BLAZER, SUBURBAN LS SWAP HEADER 1 7/8"


    OUR SECOND PRODUCT IN THE LS SERIES MOTOR SWAP LINE UP. THESE ARE BIG TUBE 1 7/8" HEADERS FOR THE HIGHLY MODIFIED OR SUPERCHARGED CROWD. ALSO AVAILABLE IN 1 5/8" PRIMARIES. ...
      THY-121-C
    CERAMIC COATED DODGE RAM P/UP 4.7L 2005-2007 SHORTY
    Our Price: $220.00

    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!...
      THY-372Y-C
    CERAMIC COATING, 1967-1972 TRUCK/SUBURBAN, 283-400, 2/4WD
    List Price: $832.00
    Our Price: $650.00
    You Save: $182.00


    It's a proven, indisputable fact: Dollar for dollar, no other investment will increase power and performance like a set of Doug Thorley Headers!...
      THY-114Y-C
    CERAMIC COATING, 1972-1987, 318-360, 2/4WD, INCLUDES RAMCHARGERS
    Our Price: $944.00

    DODGE PICKUP AND RAM CHARGER 1972-1987 318-360
    SIMON AND SIMON COULDN'T HAVE ASKED FOR A BETTER HEADER FOR THEIR RAM TRUCK. DESIGNED WITH THICKER TUBING AND A THICKER FLANGE TO ELIMINATE THE RISK OF LEAKS. CERAMIC COATED TO REDUCE UNDER HOOD TEMPERATURES, WITH INCREASED TORQUE AND POWER AS WELL AS INCREASING GAS MILEAGE, WHY LOOK FURTHER, ORDER IT TODAY ON LINE. MADE IN THE USA AND IT INCLUDES A LIMITED LIFETIME WARRANTY....
      THY-114Y-S-C
    CERAMIC COATING, 1972-1987, 318-360, 2/4WD, INCLUDES RAMCHARGERS, WITH SMOG RAILS
    Our Price: $987.00

    DODGE PICKUP AND RAM CHARGER 1972-1987 318-360
    SIMON AND SIMON COULDN'T HAVE ASKED FOR A BETTER HEADER FOR THEIR RAM TRUCK. DESIGNED WITH THICKER TUBING AND A THICKER FLANGE TO ELIMINATE THE RISK OF LEAKS. CERAMIC COATED TO REDUCE UNDER HOOD TEMPERATURES WITH INCREASED TORQUE AND POWER AS WELL AS INCREASING GAS MILEAGE, WHY LOOK FURTHER, ORDER IT TODAY ON LINE. MADE IN THE USA AND IT INCLUDES A LIMITED LIFETIME WARRANTY. THIS SET OF HEADERS INCLUDES SMOG RAILS....
      THY-124Y-C
    CERAMIC COATING, 1974-1980 2WD, 1974-1979 4WD, 383-440, INCLUDES RAMCHARGERS & TRAILDUSTERS
    Our Price: $1004.00

    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
    ...
      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-509Y-C
    CERAMIC COATING, 2005-2011, 2.7L, TACOMA, WITH AIR INJECTION
    List Price: $554.00
    Our Price: $450.00
    You Save: $104.00


    It's a proven, indisputable fact: Dollar for dollar, no other investment will increase power and performance like a set of Doug Thorley Headers!

    The proof is in the dyno! Our Toyota Tacoma showed a significant increase in horsepower and torque!...
      THY-100-400-C
    HONDA FIT HEADER 2007-2012 1.5L
    List Price: $122.00
    Our Price: $122.00


    2007-2009 HONDA FIT 1.5L HEADER
    DESIGNED FOR SERIOUS PERFORMANCE WITH QUALITY AND DEPENDABILITY. UNLIKE THE OFF SHORE HEADERS, THE DOUG THORLEY LINE OF HEADERS IS DESIGNED TO BE THE LAST HEADER YOU WILL EVER NEED FOR YOUR VEHICLE. CERAMIC COATED TO KEEP UNDER HOOD TEMPERATURES DOWN AND TO LOOK AWESOME. THIS IS A RACE ONLY APPLICATION AND IT COMES WITH A LIMITED LIFETIME WARRANTY. MADE IN THE USA

    CLOSEOUT PART...
      THY-312
    MOTORHOME RV WORKHORSE CHASSIS 8.1 HEADERS
    List Price: $1130.00
    Our Price: $790.00
    You Save: $340.00


    W SERIES 8.1 WORKHORSE CHASSIS HEADERS
    FITS MOTORHOME/RV'S
    DOES NOT FIT P SERIES CHASSIS

    HEAVY GAUGE 304 STAINLESS TUBING
    MASSIVE 1/2' FLANGE
    INCLUDES CONNECTOR PIPES TO HOOK UP TO FACTORY CATS
    EGR FITTING INSTALLED...
      THY-333Y-C
    PONTIAC G8 GT TRI Y LONG TUBE
    Our Price: $936.00

    2008-2009 PONTIAC G8 LONG TUBE TRI Y HEADER STANDARD WITH CERAMIC COATING, USED FOR RACE APPLICATIONS ONLY. MADE IN THE USA
    ...
      THY-342-C
    WORKHORSE FLEET CHASSIS 5.3 6.0 HEADERS
    List Price: $1078.00


    THESE EXTREMELY HEAVY DUTY CERAMIC COATED 304 STAINLESS STEEL HEADERS AND Y PIPE ARE DESIGNED FOR THE DAILY RIGOROUS DUTIES OF FLEET VEHICLES. THIS SYSTEM ELIMINATES CRACKED MANIFOLDS, MELTED MOTOR MOUNTS AND BURNED STARTERS AND AT THE SAME TIME PROVIDING ADDITIONAL POWER AND MOST IMPORTANTLY INCREASED MILEAGE!

    CALL FOR FLEET PRICING!!...

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    November 1, 2011



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