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This Borla cat-back exhaust system is built for the verified 1996-2001 Toyota 4Runner Base application listed below. Select it by exact manufacturer part number 14659 and confirm the full engine, drivetrain, body, wheelbase, factory-exhaust, and Borla application notes before ordering.
Key Features
- Mandrel Bent Tubing: 2.500 in. diameter tubing with ultra-smooth bends ensures maximum flow and precise fitment.
- 4 in. Chrome Tips: Bright chrome finish on T-304 stainless steel tips adds motorsport styling with dual right rear truck-side exit.
- T-304 Stainless Steel Construction: Premium austenitic material resists corrosion for long-lasting durability over lesser T-400 series steels.
- Straight-Through Muffler Design: Patented multi-core technology boosts exhaust velocity for added power, torque, and improved fuel efficiency.
- Direct bolt-on fit using factory hangers; no welding required, all necessary hardware included.
- Leaders in stainless steel exhaust since pioneering systems for classics like Rolls-Royce and Ferrari.
Fitment
| Years | Make | Model | Application |
|---|---|---|---|
| 1996-2001 | Toyota | 4Runner | Base |
| 1996-2002 | Toyota | 4Runner | Limited |
| 1996-2002 | Toyota | 4Runner | SR5 |
Specifications
| Manufacturer | Borla |
|---|---|
| Manufacturer Part Number | 14659 |
| Product Type | Catback |
| Position | Rear |
| Fitment Type | Vehicle specific, verify the complete application |
What's Included
One new Borla product identified by manufacturer part number 14659. Clamps, hangers, gaskets, tips, pipes, tools, and companion parts are included only when expressly listed for this exact part number.
About Borla
Borla develops stainless-steel exhaust systems, mufflers, tips, pipes, and related components for vehicle-specific and universal performance applications. Product selection remains exact-application and exact-part-number specific.
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Frequently Asked Questions
Will this Borla part fit my 1996-2001 Toyota 4Runner Base?
That application is listed, but confirm the engine, drivetrain, body or cab style, wheelbase, factory exhaust layout, tip opening, and every Borla application note before ordering.
Will this change require an engine tune?
A cat-back, axle-back, tip, muffler, or post-catalyst component usually does not require tuning, but confirm the exact application, emissions configuration, oxygen-sensor locations, and local requirements before installation.
What should I inspect before installation?
Check the shipping carton and components against the exact part number, then inspect clamps, hangers, gaskets, mating flanges, clearances, tip alignment, and required reused factory hardware before removing the original exhaust.
Installation Instructions
Follow the current Borla instructions and vehicle service information for this exact part number. Let the exhaust cool, support the vehicle safely, compare all parts before removal, protect sensors and wiring, use the specified clamps and torque values, align all joints and tips without preload, confirm body and suspension clearance, check for leaks, and retorque after the first heat cycles. Professional installation is recommended.
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