SKU: 401343 | UPC: 808422013437
Borla 401343 Universal Resonator - 3in Center Inlet/3in Center Outlet 5in Round x 10in Long Body Notched Necks
The Borla 401343 resonator delivers precise sound control for custom 3-inch performance exhaust systems on cars, trucks, and SUVs. Its compact straight-through design maintains high flow for power and torque gains while reducing harsh tones. Constructed for durability in any universal application, it fits single or dual setups with reversible installation.
Key Features
- Reversible Design: Allows flexible orientation for custom routing in tight spaces or complex exhaust layouts.
- Compact Dimensions: 5-inch round x 10-inch body, 15-inch overall length fits applications with limited clearance.
- Notched Necks: 3-inch inlet/outlet necks designed for secure clamp installation using one Borla 18330 wide band clamp (sold separately).
- T-304 Stainless Steel: Full 100% welded construction resists corrosion and withstands extreme heat for long-term reliability.
- Continuous Filament Fiber (CFF): Acoustic core tames exhaust drone without restricting flow, ideal for loud systems needing refinement.
Product Notes
- Pair with weld-in version 401339 for non-clamp setups; use Borla 18006 3-inch clamp for alternatives.
- Works alone in single exhaust or pairs in dual systems for balanced sound management.
- Made in the USA with Million-Mile Warranty covering defects in materials and workmanship.
Installation Notes
- Professional installation recommended.
- Secure with one 3-inch Borla 18330 wide band clamp on notched necks; clamps not included.
- Reversible ends support center-in/center-out configurations on 3-inch piping.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| Universal | All | Custom 3" Exhaust | Single or Dual Systems |
Why Choose Borla?
- Leaders in stainless steel exhaust since 1978, starting with classics like Ferrari and Rolls-Royce.
- Delivers power gains, torque increases, better fuel economy, and extended engine life.
- Engineered for the signature Borla Sound of Power with motorsport-inspired styling.
Frequently Asked Questions
-
Q: Does this resonator fit specific vehicles?
A: Universal design fits any custom 3-inch exhaust system on cars, trucks, or SUVs; reversible for versatile placement in single or dual setups. -
Q: What material is used in construction?
A: T-304 premium stainless steel with 100% welded build and CFF acoustic core for strength, heat resistance, and sound tuning. -
Q: What warranty coverage applies?
A: Backed by Borla's Million-Mile Warranty for manufacturing defects when installed and maintained properly; made in the USA.
Shipping & Handling
- Method: UPS Ground or FedEx Ground
- Availability: In stock - ships same or next business day
- Packaging: Original Borla box, 18" L x 8" W x 8" H
- Weight: 5 lbs (shipping weight 6 lbs)
Borla
Shop Borla exhaust systems at Black Ops Auto Works for cat-back exhausts, axle-back exhausts, mufflers, resonators, exhaust tips, X-pipes, H-pipes, mid-pipes, tailpipe kits, connection pipes, exhaust cleaner, and performance exhaust accessories. Borla is trusted by enthusiasts who want aggressive sound, improved exhaust flow, premium materials, long-term durability, and vehicle-specific fitment for cars, trucks, SUVs, Jeeps, and performance builds. Use this Borla collection to choose the right exhaust upgrade by vehicle platform, sound level, tip finish, and exhaust configuration. Borla ATAK systems are built for maximum sound, Borla S-Type systems deliver a strong performance tone with daily drivability, and Borla Touring systems are designed for a smoother, more refined exhaust note. Shop Borla Exhaust Parts by Category Black Ops Auto Works carries Borla exhaust products across key performance categories including cat-back exhaust systems, axle-back exhaust systems, S-Type exhaust...
View Borla Products
Connecting Pipes
Exhaust and intake connecting pipes bridge the gap between major system components, including the downpipe-to-mid-pipe junction, turbocharger outlet to intercooler, and intercooler to throttle body in forced induction systems. Quality connecting pipes in mandrel-bent aluminized steel or stainless steel maintain full internal diameter through every bend to preserve airflow and reduce backpressure.Popular UpgradesDownpipe-to-cat-back connecting pipes in 3-inch diameter aluminized or stainless steel are the most common exhaust connecting pipes, bridging between an upgraded downpipe and a cat-back system that may not align natively. Intercooler pipes in silicone-connected aluminum or stainless steel tubing are essential for routing boost pressure efficiently in turbocharged builds. Custom-length connecting pipes with slip-fit or v-band ends allow precise fitment in tight engine bays.What material is best for exhaust connecting pipes?Stainless steel connecting pipes offer the best long-t...
View Connecting Pipes Products
Exhaust Systems
Black Ops Auto Works carries one of the largest selections of performance exhaust systems available online, with 7,700+ products covering cat-back exhausts, axle-back exhausts, turbo-back systems, downpipes, headers, mid-pipes, X-pipes, H-pipes, mufflers, resonators, catalytic converters, exhaust tips, and every component in between. Whether you're building a street car, a daily driver, a diesel truck, or a track build, the right exhaust upgrade is here. Shop by Exhaust System Type Cat-Back Exhaust Systems: The most popular performance exhaust upgrade. Replaces everything from the catalytic converter back for improved sound, better flow, and premium tip styling. Available in single exit, dual exit, and quad exit configurations. Axle-Back Exhaust Systems: A simpler bolt-on that replaces the rear section from the axle back. Best for drivers who want an improved exhaust note and cleaner tip appearance without a full system swap. Headers and Manifolds: Long tube headers and shorty h...
View Exhaust Systems Products
Mid Pipes
Welcome to our Mid Pipes collection, where we offer a curated selection of high-quality mid pipes designed to enhance your vehicle's performance and style. Whether you’re looking to upgrade your exhaust system or improve your vehicle's sound, we have the perfect solution for you. Why Choose Our Mid Pipes? Performance Enhancement: Our mid pipes are engineered to improve exhaust flow, increasing horsepower and torque. Durable Materials: Made from high-quality stainless steel and other durable materials, ensuring longevity and resistance to corrosion. Perfect Fit: Designed to fit a variety of vehicle models, making installation easy and hassle-free. Stylish Design: Enhance your vehicle's aesthetics with our sleek and modern mid pipe designs. Improved Sound: Achieve a deeper, more aggressive exhaust note that will turn heads. Explore Our Collection Our Mid Pipes collection features a variety of options suitable for different makes and models. Browse through our selection to find...
View Mid Pipes Products


