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bnr Performance - dougthorley.com - Product Index

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1955-1957 Passenger Car Headers THY-311Y-C

1961-1966 Truck and Suburban Headers 1-3/4 with LS Motor THY-322Y-C

1961-1966 Truck and Suburban THY-300Y-C

1964-1968 Ford Mustang Tri-Y Headers 260-302W THY-289Y-C

1964-1973 Pontiac GTO and Lemans Headers THY-341-C

1964-1987 Chevelle and El Camino Headers SBC Max Ground Clearance THY-380-C

1966-1974 Chevelle and El Camino Headers BBC THY-313-C

1967-1969 Camaro Headers LS Engine Swap THY-320-C

1967-1972 Truck, Suburban and Blazer Headers with LS Motor THY-324Y-C

1967-1972 Truck, Suburban, Blazer and Jimmy Headers THY-372Y-C

1967-1974 Camaro Headers BBC THY-313-C

1967-1974 Pontiac Firebird / Trans Am Headers THY-341-C

1967-1978 Camaro Headers SBC w/o AIR Tubes THY-375Y-C

1967-1978 Camaro Headers SBC with AIR Tubes THY-375Y-C

1967-1981 Camaro Headers SBC Max Ground Clearance THY-380-C

1967-1987 Truck, Suburban and Blazer Headers 1-7/8 with LS Motor THY-323Y-C

1968-1974 Nova Headers BBC THY-313-C

1968-1974 Nova Headers LS Engine Swap THY-320-C

1968-1977 Nova Headers SBC with AIR Tubes THY-375Y-S-C

1968-1977 Nova Headers SBC without AIR Tubes THY-375Y-C

1968-1978 Chevelle and El Camino Headers SBC with AIR Tubes THY-375Y-S-C

1968-1978 Chevelle and El Camino Headers SBC without AIR Tubes THY-375Y-C

1968-1979 Nova Headers SBC Max Ground Clearance THY-380-C

1969-1/2-1977 Ford Maverick Headers 260-302 cid V8 Shorties THY-268-1-C

1970-1973 Ford Mustang Headers 351-400M with 2V Heads THY-265-2V-C

1970-1973 Ford Mustang Headers 351-400M with 4V Heads THY-265-4V-C

1970-1974 Ford Fairlane and Torino Headers 351-400M with 2V Heads THY-265-2V-C

1970-1974 Pontiac Grand Prix Headers THY-341-C

1970-1987 Monte Carlo Headers SBC THY-380-C

1971-1994 Full Size Passenger Car Headers SBC THY-380-C

1973-1987 Truck and 1973-1991 Suburban, Blazer and Jimmy 2WD BBC No Smog Fittings THY-303Y-C

1973-1987 Truck and 1973-1991 Suburban, Blazer and Jimmy 2WD BBC with Dual AIR Smog Fittings THY-303Y-DA-C

1973-1987 Truck and 1973-1991 Suburban, Blazer and Jimmy 2WD BBC with Smog Fittings THY-303Y-S-C

1973-1987 Truck and 1973-1991 Suburban, Blazer and Jimmy 2WD SBC with Dual AIR Smog Fittings THY-300Y-DA-C

1973-1987 Truck and 1973-1991 Suburban, Blazer and Jimmy 2WD SBC with Smog Fittings THY-300Y-C-S

1973-1987 Truck and 1973-1991 Suburban, Blazer and Jimmy 2WD SBC without Smog Fittings THY-300Y-C

1973-1987 Truck and 1973-1991 Suburban, Blazer and Jimmy 4WD BBC THY-304Y-C with Dual AIR Tubes THY-304Y-DA-C

1973-1987 Truck and 1973-1991 Suburban, Blazer and Jimmy 4WD BBC with AIR Tubes THY-304Y-S-C

1973-1987 Truck and 1973-1991 Suburban, Blazer and Jimmy 4WD BBC without AIR Tubes THY-304Y-C

1973-1987 Truck and 1973-1991 Suburban, Blazer and Jimmy 4WD SBC with Dual Exhaust with Smog Fittings THY-364Y-S-C

1973-1987 Truck and 1973-1991 Suburban, Blazer and Jimmy 4WD SBC with Dual Exhaust without Smog Fittings THY-364Y-C

1973-1987 Truck and 1973-1991 Suburban, Blazer and Jimmy 4WD SBC without Heat Riser with Dual AIR Smog Fittings THY-364Y2-DA-C

1973-1987 Truck and 1973-1991 Suburban, Blazer and Jimmy 4WD SBC without Heat Riser with Smog Fittings THY-364Y2-S-C

1973-1987 Truck and 1973-1991 Suburban, Blazer and Jimmy 4WD SBC without Heat Riser without Smog Fittings THY-364Y2-C

1973-1987 Truck and 1973-1991 Suburban 4WD SBC without Heat Riser with 3-inch Cat. Inlet

1973-1987 Truck and 1973-1991 Suburban 4WD SBC without Heat Riser with 3-inch Cat. Inlet and 4-6 inch Lift with Dual AIR Smog Fittings THY-364Y9-DA-C

1973-1987 Truck and 1973-1991 Suburban 4WD SBC without Heat Riser with 3-inch Cat. Inlet and 4-6 inch Lift with Smog Fittings THY-364Y9-S-C

1973-1987 Truck and 1973-1991 Suburban 4WD SBC without Heat Riser with 3-inch Cat. Inlet and 4-6 inch Lift without Smog Fittings THY-364Y9-C

1973-1987 Truck and 1973-1991 Suburban 4WD SBC without Heat Riser with 3-inch Cat. Inlet with Dual AIR Smog Fittings THY-364Y3-DA-C

1973-1987 Truck and 1973-1991 Suburban 4WD SBC without Heat Riser with 3-inch Cat. Inlet without Smog Fittings THY-364Y3-C

1973-1991 Blazer and Jimmy 4WD SBC without Heat Riser with 3-inch Cat. Inlet and 4-6-inch Lift no Smog Fittings THY-364Y7-C

1973-1991 Blazer and Jimmy 4WD SBC without Heat Riser with 3-inch Cat. Inlet and 4-6-inch Lift with Dual AIR Smog Fittings THY-364Y7-DA-C

1973-1991 Blazer and Jimmy 4WD SBC without Heat Riser with 3-inch Cat. Inlet and 4-6-inch Lift with Smog Fittings THY-364Y7-S-C

1973-1991 Blazer and Jimmy 4WD SBC without Heat Riser with 3-inch Cat. Inlet with Dual AIR Smog Fittings THY-364Y5-DA-C

1973-1991 Blazer and Jimmy 4WD SBC without Heat Riser with 3-inch Cat. Inlet with Smog Fittings THY-364Y5-S-C

1973-1991 Blazer and Jimmy 4WD SBC without Heat Riser with 3-inch Cat. Inlet without Smog Fittings THY-364Y5-C

1975-2000 Class A Motorhome - P30 Chassis Dual Exhaust with AIR Tubes THY-303Y-S-C

1975-2000 Class A Motorhome - P30 Chassis Dual Exhaust with Dual AIR Tubes THY-303Y-DA-C

1975-2000 Class A Motorhome - P30 Chassis Dual Exhaust without AIR Tubes THY-303Y-C

1983-1987 Ford Class C Motorhome Headers 460 V8 with AIR Tubes THY-216Y2-S-C

1983-1987 Ford Class C Motorhome Headers 460 V8 without AIR Tubes THY-216Y2-C

1983-1995 Suzuki Samurai and Sidekick Header 1.3 - 1.6L 8V Engine THY-700Y-SS

1987-1994 Class A Motorhome - P30 Chassis with 4L80E and 3-inch Cat. Inlet with AIR Tubes THY-306Y2-S-C

1987-1994 Class A Motorhome - P30 Chassis with 4L80E and 3-inch Cat. Inlet without AIR Tubes THY-306Y2-C

1987-1994 Class A Motorhome - P30 Chassis with TH400 and 3-inch Cat. Inlet with AIR Tubes THY-306Y1-S-C

1987-1994 Class A Motorhome - P30 Chassis with TH400 and 3-inch Cat. Inlet without AIR Tubes THY-306Y1-C

1988-1992 Ford Class A Motorhome Headers 460 V8 Fuel Injected #1 with AIR Tubes THY-214Y-FI1-S-C

1988-1992 Ford Class A Motorhome Headers 460 V8 Fuel Injected #1 without AIR Tubes THY-214Y-FI1-C

1988-1992 Ford Class A Motorhome Headers 460 V8 Fuel Injected #2 with AIR Tubes THY-214Y-FI2-S-C

1988-1992 Ford Class A Motorhome Headers 460 V8 Fuel Injected #2 without AIR Tubes THY-214Y-FI2-C

1988-1992 Ford Class C Motorhome Headers 460 V8 Fuel Injected with AIR Tubes THY-214Y-FI2-S-C

1988-1992 Ford Class C Motorhome Headers 460 V8 Fuel Injected without AIR Tubes THY-214Y-FI2-C

1988-1992 Ford Truck Headers 460 V8 Fuel Injected #1 with AIR Tubes THY-214Y-FI1-S-C

1988-1992 Ford Truck Headers 460 V8 Fuel Injected #1 without AIR Tubes THY-214Y-FI1-C

1988-1992 Ford Truck Headers 460 V8 Fuel Injected #2 with AIR Tubes THY-214Y-FI2-S-C

1988-1992 Ford Truck Headers 460 V8 Fuel Injected #2 without AIR Tubes THY-214Y-FI2-C

1988-1998 Truck and 1992-2000 Tahoe / Suburban LS Swap Headers THY-310Y-2-C 1-5/8 Primaries

1988-1998 Truck and 1992-2000 Tahoe / Suburban LS Swap Headers THY-349Y-2-C 1-7/8 Primaries

1991-1995 Jeep YJ Wrangler Header 4.0L 6-Cylinder HDX-634Y

1991-1999 Jeep Cherokee XJ Header 4.0L 6-Cylinder HDX-634Y

1992-1999 Suzuki Samurai and Sidekick Header 1.3 - 1.6L 16V Engine THY-716Y-SS

1993-1/2-1995 Ford Class C Motorhome Headers 460 V8 Fuel Injected with AIR Injection THY-214Y-FI3-C

1993-1/2-1995 Ford Truck Headers 460 V8 Fuel Injected with AIR Injection THY-214Y-FI5-C

1993-1/2-1997 Ford Class A Motorhome Headers 460 V8 Fuel Injected with AIR Injection THY-214Y-FI4-C

1993-1998 Jeep Grand Cherokee ZJ Header 4.0L 6-Cylinder HDX-634Y

1993-1998 Jeep Grand Cherokee ZJ Headers 318-360 V8 THY-630Y-C

1995-1999 Toyota Tacoma Headers 2.4L and 2.7L with 3.5-inch Cat Flange Bolt Width THY-506-C

1995-1999 Toyota Tacoma Headers 2.4L and 2.7L with 4.25-inch Cat Flange Bolt Width THY-506-1-C

1995-2004 Toyota 4-Runner Headers 3.4L V6 with EGR THY 507-S-C

1995-2004 Toyota 4-Runner Headers 3.4L V6 without EGR THY-507-C

1995-2004 Toyota Tacoma Headers 3.4L V6 with EGR THY-507-S-C

1995-2004 Toyota Tacoma Headers 3.4L V6 without EGR THY-507-C

1996-1997 Ford Truck Headers 460 V8 Fuel Injected with AIR Injection THY-214Y-FI6-S-C

1996-1997 Ford Truck Headers 460 V8 Fuel Injected without AIR Injection THY-214Y-FI6-C

1996-1999 Truck and 1996-2000 Suburban, Yukon and Blazer 2WD 350 Vortec THY-302YFED-C

1996-1999 Truck and 1996-2000 Suburban, Yukon and Tahoe 4WD 350 Vortec THY-301Y-FED-C

1997-1999 Jeep TJ Wrangler Header 4.0L 6-Cylinder HDX-634Y

1999 Jeep Grand Cherokee WJ Header 4.0L 6-Cylinder HDX-634Y

1999-2001 Truck and 2000-2001 SUV's 4.8L - 6.2L with Dual AIR Fittings and EGR THY-310Y-DA-C

1999-2001 Truck and 2000-2001 SUV's 4.8L - 6.2L with EGR Fitting THY-310Y-C

1999-2004 F250 and F350 Super Duty Headers 6.8L V10 with EGR THY-218Y-S-C

1999-2004 F250 and F350 Super Duty Headers 6.8L V10 without EGR THY-218Y-C

1999-2004 Jeep Grand Cherokee WJ Headers 4.7L V8 THY-637Y-Cá

1999-2008 Ford Class A Motorhome F53 Chassis Headers 6.8L V10 with EGR THY-218Y1-S-C

1999-2008 Ford Class A Motorhome F53 Chassis Headers 6.8L V10 without EGR THY-218Y1-C

1999-2008 Truck and 2000-2008 SUV's 4.8L - 6.2L Long Tube Design Off-Road Only with Dual AIR tubes and EGR THY-310Y-DA-C

1999-2008 Truck and 2000-2008 SUV's 4.8L - 6.2L Long Tube Design Off-Road Only with EGR THY-310Y-C

2000-2001 Jeep Cherokee XJ Header 4.0L 6-Cylinder HDX-635-C

2000-2004 Toyota Tacoma Headers 2.4L and 2.7L with EGR THY-511-1-C

2000-2004 Toyota Tacoma Headers 2.4L and 2.7L without EGR THY-511-C

2000-2004 Toyota Tundra Headers 4.7L V8 THY-508-C

2000-2006 Jeep Grand Cherokee WJ Header 4.0L 6-Cylinder HDX-635-C

2000-2006 Jeep Wrangler TJ Header 4.0L 6-Cylinder HDX-635-C

2000-2013 Truck and 2002-2013 SUV's 4.8L - 6.2L Shortie Street Legal with AIR Tubes THY-309-S-C

2000-2013 Truck and 2002-2013 SUV's 4.8L - 6.2L Shortie Street Legal without AIR Tubes THY-309-C

2001-2008 Truck and 2001-2008 SUV's 8.1L Shortie with Dual AIR and EGR THY-314-DA-C

2001-2011 Class A Motorhome - Workhorse Chassis THY-312

2002-2013 Truck and SUV's 4.8L - 5.3L Long Tube Design Off-Road Only Non-EGR THY-310Y-1-C

2004-2010 F-Series and Expedition Headers 5.4L V8 THY-221-SS-C

2004-2014 Nissan Titan / Armada Headers 5.6L V8 Long Tube Off-Road Only THY-481Y-LS-C

2004-2014 Nissan Titan / Armada Headers 5.6L V8 Long Tube Off-Road Only THY-481Y-LSO-C

2005-2006 Toyota Tundra Headers 4.7L VVT-i V8 THY-512-C

2005-2007 Toyota Land Cruiser 100-Series / Lexus LX470 4.7L V8 Short Tube Headers

2005-2008 Grand Prix GXP Headers Off-Road Only THY-340-C

2005-2011 Toyota Tacoma Headers 4.0L Long Tube Off-Road Only THY-515-LS-C

2005-2011 Toyota Tacoma Headers 4.0L THY-515-1-C

2005-2012 Toyota 4-Runner Headers 4.0L Long Tube Off-Road Only THY-515-LS-C

2005-2012 Toyota 4-Runner Headers 4.0L THY-515-1-C

2005-2014 Nissan Frontier, Pathfinder and Xterra Headers 4.0L V6 THY-470-C

2005-2014 Toyota Tacoma Headers 2.7L THY-509Y-C

2006-2009 Monte Carlo SS / Impala SS Headers Off-Road Only THY-340-C

2007-2009 Buick LaCross Headers Off-Road Only THY-340-C

2007-2009 Toyota Tundra Headers 4.7L VVT-i V8 THY-514-C

2007-2011 Jeep Wrangler Headers 3.8L V6 THY-636-SS-C

2007-2012 Toyota FJ Cruiser Headers 4.0L THY-515-1-C

2007-2012 Toyota FJ Cruiser Headers 4.0L Long Tube Off-Road Only THY-515-LS-C

2007-2015 Toyota Tundra Headers 5.7L V8 Long Tube Off-Road Only THY-560Y-L-C

2007-2015 Toyota Tundra Headers 5.7L V8 Shorty THY-560Y-C

2007-2016 Toyota Land Cruiser Headers 5.7L V8 Long Tube Off-Road Only THY-560Y1-L-C

2008-2010 Pontiac G8 GT Headers 6.0L Race Only THY-333Y-C

2008-2010 Pontiac G8 GT Headers 6.0L V8 THY-336-C

2010-2011 Camaro Headers 3.6L V6 THY-338-C

2010-2013 Camaro Z28 and SS Headers V8 Race Only THY-337Y-C

2010-2014 Camaro Z28 and SS Headers V8 Race Only 1-7/8 THY-339Y-C

2010-2014 Chevy Camaro SS / Pontiac G8 GT 6.0L-6.2L Short Tube Headers THY-336-C

2010-2014 Raptor SuperCab 6.2L Long-Tube Headers THY-223Y-2-C

2011-2014 Ford Mustang GT Race Headers 5.0 Race THY-291Y-WRX

2011-2014 Raptor SuperCrew 6.2L Long-Tube Headers THY-223Y-1-C

2012-2014 Toyota Tacoma Headers 4.0L Long Tube Off-Road Only THY-517-LS-C

2012-2014 Toyota Tacoma Headers 4.0L THY-517-C

2014-2015 Silverado / Sierra / Suburban / Tahoe / Yukon Long Tube Headers Off-Road Only THY-352Y-L-C

2014-2018 Silverado / Sierra / Suburban / Tahoe / Yukon Shorty Headers THY-353-C

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