Shop By Vehicle
Year
Make
Model
Body
Engine

Doug Thorley Headers

For over 40 years, Doug Thorley has been building quality headres for the hot rod and high performance market. Their innovations are famous from the Tri-Y Header design and easy to install headers. Today Doug Thorley Headers continues to build headers for the hottest late-model vehicles like the new Camaro and Mustang. They are also developing and building cat back exhaust systems for a number of popular vehicles each day.

Accesspeed Is Proud To Add This Great Brand to Our Wide Selection of Quality Products For Your Vehicle!  The Accesspeed Price Match Policy Ensures That You Will Always Get The Best Price!


Doug Thorley 83205 Cat-Back Exhaust, Frontier CC/SB, 2005-06, 4.0L, 2/4WD /
Doug Thorley 83205 Cat-Back Exhaust, Frontier CC/SB, 2005-06, 4.0L, 2/4WD
Part# THY-83205
$381.00  $323.00 
Doug Thorley 83206 Cat-Back Exhaust 2005-12 Nissan Xterra 4.0L /
Doug Thorley 83206 Cat-Back Exhaust 2005-12 Nissan Xterra 4.0L
Part# THY-83206
$461.00  $391.00 
Doug Thorley 83206-B Performance B-Pipes 2005-12 Nissan Xterra 4.0L OffRoad Race Only /
Doug Thorley 83206-B Performance B-Pipes 2005-12 Nissan Xterra 4.0L OffRoad Race Only
Part# THY-83206-B
$191.00  $162.00 
Doug Thorley 85423 Stainless Cat-Back Exhaust 2010 2013 Camaro SS V8 /
Doug Thorley 85423 Stainless Cat-Back Exhaust 2010 2013 Camaro SS V8
Part# THY-85423
$643.00  $546.00 
Doug Thorley 85424 Stainless Steel Muffler Delete Kit With Polished Tips 2010 2013 Camaro SS / Doug Thorley 85424
Doug Thorley 85424 Stainless Steel Muffler Delete Kit With Polished Tips 2010 2013 Camaro SS
Part# THY-85424
$248.00  $210.00 
Doug Thorley 85425 Axle-Back Exhaust System 2011-2012 Chevrolet Cruze 1.8L /
Doug Thorley 85425 Axle-Back Exhaust System 2011-2012 Chevrolet Cruze 1.8L
Part# THY-85425
$285.00  $242.00 
Doug Thorley 86416 Stainless Steel Muffler Delete Kit W/Polished Tips 2011 2013 Mustang GT 5.0 /
Doug Thorley 86416 Stainless Steel Muffler Delete Kit W/Polished Tips 2011 2013 Mustang GT 5.0
Part# THY-86416
$362.00  $307.00 
Doug Thorley 89227 Performance Y-Pipes W/Resonators 2005-2012 Toyota Tacoma 4.0L OffRoad Race Only /
Doug Thorley 89227 Performance Y-Pipes W/Resonators 2005-2012 Toyota Tacoma 4.0L OffRoad Race Only
Part# THY-89227
$387.00  $328.00 
Doug Thorley 89228 Performance Y-Pipes W/Resonators 2007-2012 Toyota FJ Cruiser 4.0L OffRoad Race On /
Doug Thorley 89228 Performance Y-Pipes W/Resonators 2007-2012 Toyota FJ Cruiser 4.0L OffRoad Race On
Part# THY-89228
$377.00  $320.00 
Doug Thorley 89231 Cat-Back Exhaust Dual Split Side Exit Exhaust 2007-2012 Toyota FJ Cruiser 4.0L /
Doug Thorley 89231 Cat-Back Exhaust Dual Split Side Exit Exhaust 2007-2012 Toyota FJ Cruiser 4.0L
Part# THY-89231
$558.00  $474.00 
Doug Thorley 89234 Performance Y-Pipes W/Resonators 2007-2009 Toyota Tundra 5.7L OffRoad Race Only /
Doug Thorley 89234 Performance Y-Pipes W/Resonators 2007-2009 Toyota Tundra 5.7L OffRoad Race Only
Part# THY-89234
$352.00  $299.00 
Doug Thorley 89246 Performance B-Pipes & Resonators 2009-2012 Lexus LX570 4WD 5.7L OffRoad Race Only /
Doug Thorley 89246 Performance B-Pipes & Resonators 2009-2012 Lexus LX570 4WD 5.7L OffRoad Race Only
Part# THY-89246
$352.00  $299.00 
Doug Thorley 89248 Stainless Cat-Back Exhaust 1999-2005 Lexus LX470 4.7L 100-Series /
Doug Thorley 89248 Stainless Cat-Back Exhaust 1999-2005 Lexus LX470 4.7L 100-Series
Part# THY-89248
$588.00  $499.00 
Doug Thorley HDX-634Y Tri-Y Stainless Header Kit 1991-99 Jeep Wrangler/Cherokee/Grand Cherokee 4.0 /
Doug Thorley HDX-634Y Tri-Y Stainless Header Kit 1991-99 Jeep Wrangler/Cherokee/Grand Cherokee 4.0
Part# THY-HDX-634Y
$660.00  $560.00 
Doug Thorley HDX-635 Shorty Stainless Header Kit 2000-2006 Jeep Wrangler/Cherokee/Grand Cherokee 4.0 /
Doug Thorley HDX-635 Shorty Stainless Header Kit 2000-2006 Jeep Wrangler/Cherokee/Grand Cherokee 4.0
Part# THY-HDX-635
$640.00  $543.00 
Doug Thorley THY-214Y-FI-S-C Tri-Y Headers 1988-97 FORD MOTORHOME, F250/F350 PICKUP TRUCK, 460 F.I. /
Doug Thorley THY-214Y-FI-S-C Tri-Y Headers 1988-97 FORD MOTORHOME, F250/F350 PICKUP TRUCK, 460 F.I.
Part# THY-THY-214Y-FI-S-C
$766.00  $650.00 
Doug Thorley THY-218Y-C Ceramic Coated Tri-Y Headers 1999-2004 Ford F250/350 V10 6.8L /
Doug Thorley THY-218Y-C Ceramic Coated Tri-Y Headers 1999-2004 Ford F250/350 V10 6.8L
Part# THY-THY-218Y-C
$804.00  $683.00 
Doug Thorley THY-220-C Ceramic Coated Shortie Headers 2003-2006 Ford Ranger 4.0L /
Doug Thorley THY-220-C Ceramic Coated Shortie Headers 2003-2006 Ford Ranger 4.0L
Part# THY-THY-220-C
$481.00  $409.00 
Doug Thorley THY-291Y-WRX Stainless 1-7/8" Primary Worx Tri-Y Headers Race Only No Cats 2011-12 FORD /
Doug Thorley THY-291Y-WRX Stainless 1-7/8" Primary Worx Tri-Y Headers Race Only No Cats 2011-12 FORD
Part# THY-THY-291Y-WRX
$1,495.00  $1,270.00 
Doug Thorley THY-309-C Shortie Headers 2002-12 Chevy Truck/SUV, GMC Truck/SUV, Hummer H2 4.8L-6.2L /
Doug Thorley THY-309-C Shortie Headers 2002-12 Chevy Truck/SUV, GMC Truck/SUV, Hummer H2 4.8L-6.2L
Part# THY-THY-309-C
$593.00  $503.00 
Doug Thorley THY-309-S-C Shortie Headers 2002-12 Chevy Truck/SUV, GMC Truck/SUV, Hummer H2 4.8L-6.2L /
Doug Thorley THY-309-S-C Shortie Headers 2002-12 Chevy Truck/SUV, GMC Truck/SUV, Hummer H2 4.8L-6.2L
Part# THY-THY-309-S-C
$608.00  $516.00 
Doug Thorley THY-310Y-1-C Tri-Y Offroad/Race Only Headers 1999-12 Chevy Truck/SUV, GMC Truck/SUV, Hu /
Doug Thorley THY-310Y-1-C Tri-Y Offroad/Race Only Headers 1999-12 Chevy Truck/SUV, GMC Truck/SUV, Hu
Part# THY-THY-310Y-1-C
$682.00  $579.00 
Doug Thorley THY-329Y-C Tri-Y Header Kit, Chevy, 2005-06, 6.0L LS2, Corvette C6 Ceramic-Coat /
Doug Thorley THY-329Y-C Tri-Y Header Kit, Chevy, 2005-06, 6.0L LS2, Corvette C6 Ceramic-Coat
Part# THY-THY-329Y-C
$975.82 
Doug Thorley THY-333Y-C Ceramic Coated Tri-Y Headers 2008-2009 Pontiac G8 GT / GXP /
Doug Thorley THY-333Y-C Ceramic Coated Tri-Y Headers 2008-2009 Pontiac G8 GT / GXP
Part# THY-THY-333Y-C
$771.00  $595.00