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SKU: 400436 | UPC: 808422004367
Borla 400436 Turbo XL Muffler - 3" Center In/Out 6.75" Round x 24" Body for Trucks/SUVs
The Borla 400436 is a universal heavy-duty specialty muffler built for trucks and SUVs needing a long-body design. It features 3-inch center inlet and outlet with un-notched necks, a 6.75-inch diameter x 24-inch body (29-inch overall length), and delivers power gains, torque increases, better fuel economy plus the signature Borla exhaust tone. Reversible construction adds installation versatility on diesel trucks, large SUVs and performance builds.
Key Features
- T-304 Stainless Steel: Corrosion-resistant material ensures lifelong durability in harsh truck environments.
- Free-Flow Design: Improves exhaust flow for added horsepower, torque and engine efficiency without restriction.
- CFF Acoustic Core: High-temperature fiber controls sound for deep Borla rumble while reducing drone.
- All-Welded Build: 100% welded round body provides structural strength for heavy-duty use.
- Reversible & Universal: Flexible orientation fits left/right exhaust paths on most 3-inch systems.
Product Notes
- Un-notched necks require weld-in installation; for clamping, use three 3-inch wide band clamps #18006.
- Alternate notched-neck version is Borla 400500; uses one 3-inch wide band clamp #18330.
- Made in USA with natural mill finish; brush or polish before install.
Installation Notes
- Professional installation recommended.
- Weld-in preferred for un-notched necks; ensure proper alignment on 3-inch piping.
- Compatible with 3-inch main piping; reversible design simplifies routing.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| Universal | All | Trucks & SUVs | 3" Exhaust Systems |
| 1999-2024 | Ford | F-250/F-350 Super Duty | Diesel Models |
| 2001-2024 | Chevrolet/GMC | Silverado/Sierra 2500HD/3500HD | Diesel Trucks |
| 2003-2024 | Dodge/Ram | 2500/3500 | Cummins Diesel |
Why Choose Borla?
- Pioneer in stainless steel exhaust for street, off-road and racing since 1979.
- Million-Mile warranty covers defects for total peace of mind.
- Engineered for real-world power and that addictive Borla exhaust note.
Frequently Asked Questions
-
Q: Will this muffler fit my 3-inch truck exhaust?
A: Yes, universal reversible design works on most trucks/SUVs with 3-inch center in/out piping; weld or clamp as noted. -
Q: What material is used in the Borla 400436?
A: T-304 austenitic stainless steel throughout for rust resistance and high-heat performance. -
Q: What warranty comes with this muffler?
A: Backed by Borla's Million-Mile warranty against defects when installed properly.
Shipping & Handling
- Method: UPS Ground or FedEx Ground
- Availability: In stock - ships same or next business day
- Packaging: Protective Borla carton, approx. 32" x 10" x 10"
- Weight: 18 lbs
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