Borla 401339 product image
Borla / Mufflers

Borla Universal Resonator — Natural mill

Universal fit
£141.82 VAT included. Shipping calculated for your destination.

Available to Order

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Prices include VAT. Shipping is charged separately and calculated at checkout for your destination. If no shipping option is shown, contact us for a quote before ordering.

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Estimated lead time: 4–6 weeks. Delivery may be faster depending on stock levels. Contact us before ordering if timing matters.

Fitment checked before you order

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Borla universal resonator. Match the dimensions, pipe connections and installation method to your exhaust. Construction: T-304 stainless steel. Supplied finish: Natural mill. The muffler can be installed in either flow direction. Clamps are supplied separately.

Application: Specialty Muffler/ Resonator - 3" Center Inlet/ 3" Center Outlet 5" Round x 10" Long Body 15" Overall Length. Universal Part. Reversible Design.Un-Notched Necks.

SKU / option Borla technical table specification Installation and care requirements
401339 — Natural mill Borla application panel: Specialty Muffler/ Resonator - 3" Center Inlet/ 3" Center Outlet 5" Round x 10" Long Body 15" Overall Length. Universal Part. Reversible Design.Un-Notched Necks.; Borla technical table: Muffler Config: Center/Center; Muffler Shape: Round; Muffler Tubing Size: 3"; Case Dimensions: 10" X 5"; Muffler Oal: 15" If clamping, use wide (2 bolt) band clamps (clamps NOT included). Alternate muffler/ resonator with Notched necks is 401343 (use 1" wide band clamps 18330). Reversible design for installation flexibility. 100% welded construction for strength.

Check Borla's installation instructions for the selected part number before fitting.

Delivery, customs and taxes

Know the landed cost before you order

Prices include VAT. Shipping is charged separately and calculated at checkout for your destination. If no shipping option is shown, contact us for a quote before ordering.

Lead times and urgent orders

Check timing before you commit

Estimated lead time: 4–6 weeks. Delivery may be faster depending on stock levels. Contact us before ordering if timing matters.

Fitment first

Universal product - confirm the application

Check dimensions, mounting points, clearance and any wiring or hose requirements against your setup before ordering.

Universal fit
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Send us your vehicle, year, current setup and any fitting date, event, trip or deadline before ordering. We will help check fitment, product choice and timing.

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Borla Universal Resonator — Natural mill
Borla Universal Resonator — Natural mill
Available to Order £141.82