Installation Time
(approx) 2 Hours
Difficulty Level:
Light to Moderate mechanical skill required.
FREE 1 to 3-Day Delivery on Orders $149+ Details
AFE Twisted Stainless Steel Header with Cat (03-09 4.0L 4Runner)
Find parts that fit my vehicle Item TR32039
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Product Information
Features, Description, Reviews, Q&A, Specs & Installation
Features
- Replaces Restrictive Cast-Iron Stock Manifold
- Retains Factory Sensors
- Constructed From 1-5/8" 16-Gauge Stainless Steel Tubing
- 3-To-1 Mitered Merge Collector Decreases Turbulence And Increases Exhaust Velocity
- Includes 300 Cell Metallic High Flow Catalytic Converters
- Filter Included Yes
- Coupler Included Yes
- Fits 03-09 4.0L 4Runner
Description
Performance Upgrade. The aFe 1-5/8-Inch Twisted Steel Long Tube Headers with Catalytic Converters enhance exhaust flow by replacing the factory cast-iron manifold. Designed to increase horsepower, torque, and throttle response, these headers optimize engine performance and efficiency through improved exhaust scavenging and reduced restriction.
Robust Construction and Appearance. Crafted from CNC mandrel bent 16-gauge 409 stainless steel tubing with 3/8" thick CNC laser-cut flanges, the headers ensure corrosion resistance, structural integrity, and a precise, leak-free seal. The smooth, durable finish reflects meticulous manufacturing standards for longevity and strength.
Installation Process. Engineered as a direct bolt-on replacement, these headers require no cutting or drilling, making installation straightforward and accessible for technicians and enthusiasts alike.
Warranty. This product includes a manufacturer's warranty that protects against defects in material and workmanship.
Application. Designed specifically to fit the 2003–2009 4.0L 4Runner model, ensuring compatibility without modification.
AFE 48-46001-1HC
CA Residents: 
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Install Details & What's in the Box
Installation Info
What's in the Box
- (1) Set of Long Tube Headers
- (1) Catalytic Converters Assembly
- Installation Hardware
5.0
Customer Reviews (2)
Questions & Answers
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Will It Fit My 4Runner
- Limited - 03, 04, 05, 06, 07, 08, 09
- Sport - 03, 04, 05, 06, 07, 08, 09
- SR5 - 03, 04, 05, 06, 07, 08, 09
