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Doug Thorley Headers 542Y-O-C - Doug Thorley Tri-Y Headers

Doug Thorley Headers 542Y-O-C - Doug Thorley Tri-Y Headers large image

Image is a representation of this part. Actual part may vary.

  • Headers, Tri-Y, Steel, Ceramic Coated, Toyota, 4Runner, Pickup, 2.4L, Kit
  • Application Specific
  • Estimated Ship Date: 5/29/2012
 
BrandDoug Thorley Headers
Manufacturer's Part Number542Y-O-C
Part TypeHeaders
Product LineDoug Thorley Tri-Y Headers
Summit Racing Part NumberDTE-542Y-O-C
 
Header StyleTri-Y
Header MaterialSteel
Header FinishSilver ceramic coated
Primary Tube Diameter (in)1 1/2 in.
Collector AttachmentStock flange
Collector Diameter2.250 in.
TunedNo
Primary Tube Gauge14-gauge
Flange StyleStandard
Flange Thickness (in)3/8 in.
Bolts/Studs IncludedNo
Gaskets IncludedYes
Reducers IncludedNo
Y-Pipe IncludedNo
Motor Mounts IncludedNo
Transmission Mount IncludedNo
QuantitySold individually.
NotesIncludes oxygen sensor bung.
 

Thorley headers are designed to outflow your stock exhaust manifolds. These headers increase gas mileage and give your engine more horsepower across the entire rpm range. The Tri-Y configuration builds the most power in the middle rpm range, which is great for towing and steep grades. To make these headers last, Thorley made them out of durable 14-gauge mild steel with 3/8 in. thick flanges and 5/16 in. collector rings. To prevent leaks, these headers have an O-ring welded into the flange, in addition to the high-temperature gasket provided. Unless otherwise noted, these headers are designed to fit the vehicle as it came from the manufacturer. This includes components like cylinder heads, chassis, steering, motor mounts, body mounts and bushings, etc. If your vehicle is using aftermarket components, parts from other applications, or custom altered parts, then it is the installer's responsibility to verify fitment.

Warranty

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Application

Results 1-15 of 15

 
MakeTOYOTA
Model4RUNNER
SubmodelDLX
Beginning Year1984
Ending Year1987
Engine SwapNo
Engine TypeL4
Liter2.4
CC2366
Engine Size2.4L/2366cc
Engine FamilyToyota 4-cylinder
Drivetrain4WD
Power SteeringYes
Power Brakes (application)Yes
Air ConditioningYes
Standard Transmission Column ShiftYes
Standard Transmission Floor ShiftYes
Automatic Transmission Column ShiftNo
Automatic Transmission Floor ShiftNo
Footnotes 3 - Fits manual transmissions only.
22 - For legality under C.A.R.B. regulations the connector/y-pipe assembly must be used on vehicles originally equipped with catalytic converters.
 
 
MakeTOYOTA
Model4RUNNER
SubmodelDLX
Beginning Year1984
Ending Year1987
Engine SwapNo
Engine TypeL4
Liter2.4
CC2366
Engine Size2.4L/2366cc
Engine FamilyToyota 4-cylinder
DrivetrainRWD
Power SteeringYes
Power Brakes (application)Yes
Air ConditioningYes
Standard Transmission Column ShiftYes
Standard Transmission Floor ShiftYes
Automatic Transmission Column ShiftNo
Automatic Transmission Floor ShiftNo
Footnotes 3 - Fits manual transmissions only.
22 - For legality under C.A.R.B. regulations the connector/y-pipe assembly must be used on vehicles originally equipped with catalytic converters.
 
 
MakeTOYOTA
Model4RUNNER
SubmodelSR5
Beginning Year1984
Ending Year1987
Engine SwapNo
Engine TypeL4
Liter2.4
CC2366
Engine Size2.4L/2366cc
Engine FamilyToyota 4-cylinder
Drivetrain4WD
Power SteeringYes
Power Brakes (application)Yes
Air ConditioningYes
Standard Transmission Column ShiftYes
Standard Transmission Floor ShiftYes
Automatic Transmission Column ShiftNo
Automatic Transmission Floor ShiftNo
Footnotes 3 - Fits manual transmissions only.
22 - For legality under C.A.R.B. regulations the connector/y-pipe assembly must be used on vehicles originally equipped with catalytic converters.
 
 
MakeTOYOTA
Model4RUNNER
SubmodelSR5
Beginning Year1984
Ending Year1987
Engine SwapNo
Engine TypeL4
Liter2.4
CC2366
Engine Size2.4L/2366cc
Engine FamilyToyota 4-cylinder
DrivetrainRWD
Power SteeringYes
Power Brakes (application)Yes
Air ConditioningYes
Standard Transmission Column ShiftYes
Standard Transmission Floor ShiftYes
Automatic Transmission Column ShiftNo
Automatic Transmission Floor ShiftNo
Footnotes 3 - Fits manual transmissions only.
22 - For legality under C.A.R.B. regulations the connector/y-pipe assembly must be used on vehicles originally equipped with catalytic converters.
 
 
MakeTOYOTA
ModelPICKUP
SubmodelBASE
Beginning Year1981
Ending Year1984
Engine SwapNo
Engine TypeL4
Liter2.4
CC2366
Engine Size2.4L/2366cc
Engine FamilyToyota 4-cylinder
Drivetrain4WD
Power SteeringYes
Power Brakes (application)Yes
Air ConditioningYes
Standard Transmission Column ShiftYes
Standard Transmission Floor ShiftYes
Automatic Transmission Column ShiftNo
Automatic Transmission Floor ShiftNo
Footnotes 3 - Fits manual transmissions only.
22 - For legality under C.A.R.B. regulations the connector/y-pipe assembly must be used on vehicles originally equipped with catalytic converters.
 
 
MakeTOYOTA
ModelPICKUP
SubmodelBASE
Beginning Year1981
Ending Year1984
Engine SwapNo
Engine TypeL4
Liter2.4
CC2366
Engine Size2.4L/2366cc
Engine FamilyToyota 4-cylinder
DrivetrainRWD
Power SteeringYes
Power Brakes (application)Yes
Air ConditioningYes
Standard Transmission Column ShiftYes
Standard Transmission Floor ShiftYes
Automatic Transmission Column ShiftNo
Automatic Transmission Floor ShiftNo
Footnotes 3 - Fits manual transmissions only.
22 - For legality under C.A.R.B. regulations the connector/y-pipe assembly must be used on vehicles originally equipped with catalytic converters.
 
 
MakeTOYOTA
ModelPICKUP
SubmodelBASE
Beginning Year1985
Ending Year1987
Engine SwapNo
Engine TypeL4
Liter2.4
CC2366
Engine Size2.4L/2366cc
Engine FamilyToyota 4-cylinder
DrivetrainRWD
Power SteeringYes
Power Brakes (application)Yes
Air ConditioningYes
Standard Transmission Column ShiftYes
Standard Transmission Floor ShiftYes
Automatic Transmission Column ShiftNo
Automatic Transmission Floor ShiftNo
Footnotes 3 - Fits manual transmissions only.
22 - For legality under C.A.R.B. regulations the connector/y-pipe assembly must be used on vehicles originally equipped with catalytic converters.
 
 
MakeTOYOTA
ModelPICKUP
SubmodelBase Turbo
Beginning Year1986
Ending Year1987
Engine SwapNo
Engine TypeL4
Liter2.4
CC2366
Engine Size2.4L/2366cc
Engine FamilyToyota 4-cylinder
DrivetrainRWD
Power SteeringYes
Power Brakes (application)Yes
Air ConditioningYes
Standard Transmission Column ShiftYes
Standard Transmission Floor ShiftYes
Automatic Transmission Column ShiftNo
Automatic Transmission Floor ShiftNo
Footnotes 3 - Fits manual transmissions only.
22 - For legality under C.A.R.B. regulations the connector/y-pipe assembly must be used on vehicles originally equipped with catalytic converters.
 
 
MakeTOYOTA
ModelPICKUP
SubmodelDLX
Beginning Year1981
Ending Year1984
Engine SwapNo
Engine TypeL4
Liter2.4
CC2366
Engine Size2.4L/2366cc
Engine FamilyToyota 4-cylinder
Drivetrain4WD
Power SteeringYes
Power Brakes (application)Yes
Air ConditioningYes
Standard Transmission Column ShiftYes
Standard Transmission Floor ShiftYes
Automatic Transmission Column ShiftNo
Automatic Transmission Floor ShiftNo
Footnotes 3 - Fits manual transmissions only.
22 - For legality under C.A.R.B. regulations the connector/y-pipe assembly must be used on vehicles originally equipped with catalytic converters.
 
 
MakeTOYOTA
ModelPICKUP
SubmodelDLX
Beginning Year1981
Ending Year1984
Engine SwapNo
Engine TypeL4
Liter2.4
CC2366
Engine Size2.4L/2366cc
Engine FamilyToyota 4-cylinder
DrivetrainRWD
Power SteeringYes
Power Brakes (application)Yes
Air ConditioningYes
Standard Transmission Column ShiftYes
Standard Transmission Floor ShiftYes
Automatic Transmission Column ShiftNo
Automatic Transmission Floor ShiftNo
Footnotes 3 - Fits manual transmissions only.
22 - For legality under C.A.R.B. regulations the connector/y-pipe assembly must be used on vehicles originally equipped with catalytic converters.
 
 
MakeTOYOTA
ModelPICKUP
SubmodelDLX
Beginning Year1985
Ending Year1987
Engine SwapNo
Engine TypeL4
Liter2.4
CC2366
Engine Size2.4L/2366cc
Engine FamilyToyota 4-cylinder
DrivetrainRWD
Power SteeringYes
Power Brakes (application)Yes
Air ConditioningYes
Standard Transmission Column ShiftYes
Standard Transmission Floor ShiftYes
Automatic Transmission Column ShiftNo
Automatic Transmission Floor ShiftNo
Footnotes 3 - Fits manual transmissions only.
22 - For legality under C.A.R.B. regulations the connector/y-pipe assembly must be used on vehicles originally equipped with catalytic converters.
 
 
MakeTOYOTA
ModelPICKUP
SubmodelSR5
Beginning Year1981
Ending Year1984
Engine SwapNo
Engine TypeL4
Liter2.4
CC2366
Engine Size2.4L/2366cc
Engine FamilyToyota 4-cylinder
Drivetrain4WD
Power SteeringYes
Power Brakes (application)Yes
Air ConditioningYes
Standard Transmission Column ShiftYes
Standard Transmission Floor ShiftYes
Automatic Transmission Column ShiftNo
Automatic Transmission Floor ShiftNo
Footnotes 3 - Fits manual transmissions only.
22 - For legality under C.A.R.B. regulations the connector/y-pipe assembly must be used on vehicles originally equipped with catalytic converters.
 
 
MakeTOYOTA
ModelPICKUP
SubmodelSR5
Beginning Year1981
Ending Year1984
Engine SwapNo
Engine TypeL4
Liter2.4
CC2366
Engine Size2.4L/2366cc
Engine FamilyToyota 4-cylinder
DrivetrainRWD
Power SteeringYes
Power Brakes (application)Yes
Air ConditioningYes
Standard Transmission Column ShiftYes
Standard Transmission Floor ShiftYes
Automatic Transmission Column ShiftNo
Automatic Transmission Floor ShiftNo
Footnotes 3 - Fits manual transmissions only.
22 - For legality under C.A.R.B. regulations the connector/y-pipe assembly must be used on vehicles originally equipped with catalytic converters.
 
 
MakeTOYOTA
ModelPICKUP
SubmodelSR5
Beginning Year1985
Ending Year1987
Engine SwapNo
Engine TypeL4
Liter2.4
CC2366
Engine Size2.4L/2366cc
Engine FamilyToyota 4-cylinder
DrivetrainRWD
Power SteeringYes
Power Brakes (application)Yes
Air ConditioningYes
Standard Transmission Column ShiftYes
Standard Transmission Floor ShiftYes
Automatic Transmission Column ShiftNo
Automatic Transmission Floor ShiftNo
Footnotes 3 - Fits manual transmissions only.
22 - For legality under C.A.R.B. regulations the connector/y-pipe assembly must be used on vehicles originally equipped with catalytic converters.
 
 
MakeTOYOTA
ModelPICKUP
SubmodelSR5 Turbo
Beginning Year1985
Ending Year1987
Engine SwapNo
Engine TypeL4
Liter2.4
CC2366
Engine Size2.4L/2366cc
Engine FamilyToyota 4-cylinder
DrivetrainRWD
Power SteeringYes
Power Brakes (application)Yes
Air ConditioningYes
Standard Transmission Column ShiftYes
Standard Transmission Floor ShiftYes
Automatic Transmission Column ShiftNo
Automatic Transmission Floor ShiftNo
Footnotes 3 - Fits manual transmissions only.
22 - For legality under C.A.R.B. regulations the connector/y-pipe assembly must be used on vehicles originally equipped with catalytic converters.
 

    • - 1 -

Suggested Parts

Suggested Parts: Parts that may improve the performance or installation of part number DTE-542Y-O-C.

Results 1-1 of 1

Car Chemistry CGHP6 - Car Chemistry Cerma-Glow Metallic Ceramic Header Polish

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  • Car Chemistry CGHP6 - Car Chemistry Cerma-Glow Metallic Ceramic Header Polish

Cerma Glow, Metallic Ceramic Header Polish, 6oz, Each

Part Number: CCI-CGHP6

Estimated Ship Date: 5/29/2012


Repair Parts

Repair Parts: Components of DTE-542Y-O-C that may require future replacement due to normal wear and tear.

Results 1-1 of 1

Doug Thorley Headers 9004 - Doug Thorley Headers Collector Gaskets

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  • Doug Thorley Headers 9004 - Doug Thorley Headers Collector Gaskets

Collector Gasket, Graphite Coated Steel Core Laminate, 2-Hole, 2.25 in. Inside Diameter, Each

Part Number: DTE-9004

Estimated Ship Date: 5/29/2012