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SKU: 140892 | UPC: 808422408929
Borla 2021-2023 Jeep Wrangler Rubicon 392 JLU 6.4L V8 AT 4WD 4DR S-Type Cat-Back Exhaust (Stainless)
Transform your Jeep Wrangler Rubicon 392 with the Borla 140892 S-Type Cat-Back Exhaust System, designed exclusively for 2021-2023 models equipped with the 6.4L V8 automatic transmission 4WD 4-door. This system replaces the factory exhaust from the catalytic converter back, delivering noticeable gains in horsepower, torque, fuel efficiency, and engine longevity through ultra-smooth mandrel bends and optimal flow. Experience the signature Borla Sound of Power—an aggressive, deep tone without drone—enhanced by patented technologies for thrilling performance on and off-road.
Key Features
- SwitchFire Technology: Patented design eliminates turbulent X-pipe intersections, blending combustion pulses from both engine banks for smoother flow, better performance, and a refined custom exhaust note.
- Dual-Mode Valves: Active valve system lets you switch between quiet touring mode and full aggressive S-Type roar via vehicle controls, customizing sound for any drive.
- 3-Inch Diameter Mandrel-Bent Tubing: Starts at 2.75-inch inlet, expands to dual 2.5-inch tailpipes with precision CNC manufacturing for maximum exhaust flow, power gains, and bolt-on fit.
- T-304 Stainless Steel Construction: Full system including four 4-inch polished angle-cut tips resists corrosion, ensures durability, and provides motorsport-grade styling that lasts.
- S-Type Sound Profile: Delivers balanced aggression with deep resonance, no interior drone, and heart-pounding throttle response recognized by enthusiasts worldwide.
Product Notes
- Direct bolt-on replacement; no cutting or welding required for stock applications.
- Retains all emissions components; check local regulations for sound levels.
- System ships in 2 boxes for safe handling; total assembled weight 58 lbs.
Installation Notes
- Professional installation recommended.
- Bolt-on design uses factory hangers and mounts; basic hand tools and jack stands sufficient.
- Compatible with stock catalytic converters and suspension; valves integrate with Jeep's ECU controls.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2021-2023 | Jeep | Wrangler (JL) | Rubicon 392 6.4L V8 AT 4WD 4DR |
Why Choose Borla?
- Over 40 years as pioneer in stainless steel performance exhaust for street, off-road, and racing.
- Every Cat-Back system made in the USA with Million-Mile warranty against defects.
- Precision engineering from computer-aided design to robotic welding for perfect fit and flow.
Frequently Asked Questions
-
Q: Will this exhaust fit my 2022 Jeep Wrangler Rubicon 392 with automatic transmission?
A: Yes, the Borla 140892 fits 2021-2023 Rubicon 392 models with 6.4L V8 AT 4WD 4-door exactly as a direct bolt-on from the cat-back position. -
Q: What material is used and does it include tips?
A: Constructed entirely from T-304 aircraft-grade stainless steel, featuring four 4-inch polished tips (dual per side) for durability and style. -
Q: What warranty covers this system and is installation easy?
A: Backed by Borla's Million-Mile warranty; bolt-on install takes 1-2 hours with basic tools, though professional help advised for valve wiring.
Shipping & Handling
- Method: Ground shipping via UPS/FedEx
- Availability: In stock - ships same or next business day
- Packaging: Ships in 2 boxes (approx. 48x16x16 inches each)
- Weight: 58 lbs
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