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40575 Borla XR-1 Mufflers

Name: Borla 40575 XR-1 Mufflers
Brand: Borla
SKU: 40575
Price: 313.34 USD
Availability: InStock

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Product: Borla XR-1 Mufflers

Category: Borla Muffler

Part Number: 40575

UPC: 808422405751

MSRP: $346.99

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$313.34

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New with manufacturer warranty

Availability: IN STOCK (2) - LOW
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(Last checked: 06/30/2026)
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Description:

NOTES: Borla XR-1 Multi-Core 3in Center/Center 16in x 4.25in x 7.88in Oval Racing Muffler

XR-1 Multi-Core Racing Muffler Full Bodied Cars - 3" Center Inlet/ 3" Center Outlet 4.25" x 7.88" Oval 16" Body 21" Overall Length. Universal Part. Reversible Design.. Million Mile Warranty.

BORLA XR-1 Raceline products are the choice of todays hottest drag and oval track racers. Featuring a patented uninerrupted-flow design and multicore technology. BORLAs XR-1 mufflers actually outflow a straight piece of pipe in repeated testing. XR-1 race products are light weight and constructed of high quality austenitic stainless steel for track-tough durability. They meet the strictest noice requirements and use sound absorbing stainless steel pcking to protect against burnout. Hands down, BORLAs XR-1 Raceline offers the best balance of sound and power.

Features:

Multi-Core 3 internal tube design. High temperature T-304 stainless steel wool for sound control.
Can be used on a wide range of vehicles including rotary engine equipped vehicles
3" Center Inlet/ 3" Center Outlet 4.25" x 7.88" Oval 16" Body 21" Overall Length
Compact design is perfect for applications with limited space
Universal muffler. Reversible Design.

Fitment:

Years	Make	Model	Trim
Sorry we do not have fitment information available for this part number. Contact us for any fitment questions.

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For more information on Borla part number 40575, you can visit the official Borla website.