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Borla

Borla XR-1 Racing Mufflers

4.7 out of 5 stars 244 Customer Reviews

Whether you're drag racing or Circle Track racing, Borla has an XR-1 racing muffler for you. In fact, the 16 in. Shootout mufflers are rated the highest-flowing mufflers on the market.

Features include:

* Straight-through design for maximum flow
* Aircraft-quality T-304 stainless steel construction for reduced weight that will never rust
* All-welded, one-piece design for increased structural integrity
* Stainless steel, sound-absorbing material to protect against burnout

Showing In Stock Items. Show All 29 Items.

Results 1 - 25 of 25

Borla XR-1 Racing 304 Stainless Steel 3 Inch Muffler 40085

Made in the USA Borla XR-1 Racing 304 Stainless Steel 3 Inch Muffler 40085

Borla XR-1 Racing 304 Stainless Steel 3 Inch Muffler 40085

Muffler, XR-1, 3 in. Inlet/3 in. Outlet, Brushed Stainless Steel, Each

Part Number: BOR-40085

4.82 out of 5 stars ( 99 )

Estimated Ship Date: Tomorrow

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Borla XR-1 Racing 304 Stainless Steel 3 Inch Muffler 40943

Made in the USA Borla XR-1 Racing 304 Stainless Steel 3 Inch Muffler 40943

Borla XR-1 Racing 304 Stainless Steel 3 Inch Muffler 40943

Muffler, XR-1, 3 in. Inlet/3 in. Outlet, Brushed Stainless Steel, Each

Part Number: BOR-40943

4.89 out of 5 stars ( 28 )

Estimated Ship Date: Tomorrow

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Borla XR-1 Racing 304 Stainless Steel 2.5 Inch Muffler 401392

Made in the USA Borla XR-1 Racing 304 Stainless Steel 2.5 Inch Muffler 401392

Borla XR-1 Racing 304 Stainless Steel 2.5 Inch Muffler 401392

Muffler, XR1 Sportsman Racing Muffler, 304 Stainless, 2.50 in., Round, Each

Part Number: BOR-401392

4.45 out of 5 stars ( 11 )

Estimated Ship Date: Tomorrow

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Borla XR-1 Racing 304 Stainless Steel 2.5 Inch Muffler 40941

Made in the USA Borla XR-1 Racing 304 Stainless Steel 2.5 Inch Muffler 40941

Borla XR-1 Racing 304 Stainless Steel 2.5 Inch Muffler 40941

Muffler, XR-1, 2 1/2 in. Inlet/2 1/2 in. Outlet, Brushed Stainless Steel, Each

Part Number: BOR-40941

4.42 out of 5 stars ( 19 )

Estimated Ship Date: Tomorrow

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Borla XR-1 Racing 304 Stainless Steel 3 Inch Muffler 40944

Made in the USA Borla XR-1 Racing 304 Stainless Steel 3 Inch Muffler 40944

Borla XR-1 Racing 304 Stainless Steel 3 Inch Muffler 40944

Muffler, XR-1, 3 in. Center Inlet/3 in. Center Outlet, Brushed Stainless Steel, Each

Part Number: BOR-40944

4.8 out of 5 stars ( 25 )

Estimated Ship Date: Tomorrow

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Borla XR-1 Racing 304 Stainless Steel 4 Inch Muffler 400069

Made in the USA Borla XR-1 Racing 304 Stainless Steel 4 Inch Muffler 400069

Borla XR-1 Racing 304 Stainless Steel 4 Inch Muffler 400069

Muffler, XR-1, Round, 4 in. Center Inlet/Outlet, 27 in. Overall Length, Stainless Steel, Each

Part Number: BOR-400069

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Borla XR-1 Racing 304 Stainless Steel 3 Inch Muffler 400372

Made in the USA Borla XR-1 Racing 304 Stainless Steel 3 Inch Muffler 400372

Borla XR-1 Racing 304 Stainless Steel 3 Inch Muffler 400372

Muffler, XR-1 Racing, Oval Case, Stainless, Brushed, 3 in. Center Inlet/Outlet, 12 in. Case Length, Each

Part Number: BOR-400372

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Borla XR-1 Racing 304 Stainless Steel 3.5 Inch Muffler 40946

Made in the USA Borla XR-1 Racing 304 Stainless Steel 3.5 Inch Muffler 40946

Borla XR-1 Racing 304 Stainless Steel 3.5 Inch Muffler 40946

Muffler, XR-1, 3 1/2 in. Inlet/3 1/2 in. Outlet, Brushed Stainless Steel, Each

Part Number: BOR-40946

4.63 out of 5 stars ( 8 )

Estimated Ship Date: Tomorrow

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Borla XR-1 Racing 304 Stainless Steel 3.5 Inch Muffler 40086

Made in the USA Borla XR-1 Racing 304 Stainless Steel 3.5 Inch Muffler 40086

Borla XR-1 Racing 304 Stainless Steel 3.5 Inch Muffler 40086

Muffler, XR-1, 3 1/2 in. Inlet/3 1/2 in. Outlet, Brushed Stainless Steel, Each

Part Number: BOR-40086

4.47 out of 5 stars ( 17 )

Estimated Ship Date: Tomorrow

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Borla XR-1 Racing 304 Stainless Steel 4 Inch Muffler 40948

Made in the USA Borla XR-1 Racing 304 Stainless Steel 4 Inch Muffler 40948

Borla XR-1 Racing 304 Stainless Steel 4 Inch Muffler 40948

Muffler, XR-1, 4 in. Inlet/4 in. Outlet, Brushed Stainless Steel, Each

Part Number: BOR-40948

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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This product may not be eligible for select promotional offers

Borla XR-1 Racing 304 Stainless Steel 3.5 Inch Muffler 40945

Made in the USA Borla XR-1 Racing 304 Stainless Steel 3.5 Inch Muffler 40945

Borla XR-1 Racing 304 Stainless Steel 3.5 Inch Muffler 40945

Muffler, XR-1, 3 1/2 in. Inlet/3 1/2 in. Outlet, Brushed Stainless Steel, Each

Part Number: BOR-40945

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Borla XR-1 Racing 304 Stainless Steel 3 Inch Muffler 400371

Made in the USA Borla XR-1 Racing 304 Stainless Steel 3 Inch Muffler 400371

Borla XR-1 Racing 304 Stainless Steel 3 Inch Muffler 400371

Muffler, XR-1, Racing, Oval, Stainless, Brushed, 3 in. Center Inlet/Outlet, 21 in. Length, Rotary, Each

Part Number: BOR-400371

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Borla XR-1 Racing 304 Stainless Steel 3 Inch Muffler 40575

Made in the USA Borla XR-1 Racing 304 Stainless Steel 3 Inch Muffler 40575

Borla XR-1 Racing 304 Stainless Steel 3 Inch Muffler 40575

Muffler, XR-1, 3 in. Inlet/3 in. Outlet, Stainless Steel, Each

Part Number: BOR-40575

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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Borla XR-1 Racing 304 Stainless Steel 3.5 Inch Muffler 400261

Made in the USA Borla XR-1 Racing 304 Stainless Steel 3.5 Inch Muffler 400261

Borla XR-1 Racing 304 Stainless Steel 3.5 Inch Muffler 400261

Muffler, XR-1 Racing, Round, Stainless Steel, Brushed, 3.5 in. Center Inlet/Outlet, 24 in. Case Length, Each

Part Number: BOR-400261

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Borla XR-1 Racing 304 Stainless Steel 3.5 Inch Muffler 40004S

Made in the USA Borla XR-1 Racing 304 Stainless Steel 3.5 Inch Muffler 40004S

Borla XR-1 Racing 304 Stainless Steel 3.5 Inch Muffler 40004S

Muffler, XR-1, Round, 3 1/2 in. Center Inlet/3 1/2 in Center Outlet, Stainless Steel, Brushed, Each

Part Number: BOR-40004S

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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Borla XR-1 Racing 304 Stainless Steel 4 Inch Muffler 40947

Made in the USA Borla XR-1 Racing 304 Stainless Steel 4 Inch Muffler 40947

Borla XR-1 Racing 304 Stainless Steel 4 Inch Muffler 40947

Muffler, XR-1, 4 in. Inlet/4 in. Outlet, Brushed Stainless Steel, Each

Part Number: BOR-40947

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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Borla XR-1 Racing 304 Stainless Steel 2.5 Inch Muffler 401382

Borla XR-1 Racing 304 Stainless Steel 2.5 Inch Muffler 401382

Borla XR-1 Racing 304 Stainless Steel 2.5 Inch Muffler 401382

Muffler, XR-1, 2.5 in. Inlet/2.5 in. Outlet, Brushed Stainless Steel, Reversible, Each

Part Number: BOR-401382

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Borla XR-1 Racing 304 Stainless Steel 2.5 Inch Muffler 40641

Made in the USA Borla XR-1 Racing 304 Stainless Steel 2.5 Inch Muffler 40641

Borla XR-1 Racing 304 Stainless Steel 2.5 Inch Muffler 40641

Muffler, XR-1, 2 1/2 in. Inlet/2 1/2 in. Outlet, Brushed Stainless Steel, Each

Part Number: BOR-40641

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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Borla XR-1 Racing 304 Stainless Steel 2.5 Inch Muffler 40942

Made in the USA Borla XR-1 Racing 304 Stainless Steel 2.5 Inch Muffler 40942

Borla XR-1 Racing 304 Stainless Steel 2.5 Inch Muffler 40942

Muffler, XR-1, 2 1/2 in. Inlet/2 1/2 in. Outlet, Brushed Stainless Steel, Each

Part Number: BOR-40942

4.71 out of 5 stars ( 7 )

Estimated Ship Date: Tomorrow

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Borla XR-1 Racing 304 Stainless Steel 3 Inch Muffler 400373

Made in the USA Borla XR-1 Racing 304 Stainless Steel 3 Inch Muffler 400373

Borla XR-1 Racing 304 Stainless Steel 3 Inch Muffler 400373

Muffler, XR-1 Racing, Round Case, Stainless, Brushed, 3 in. Center Inlet/Outlet, 16 in. Case Length, Each

Part Number: BOR-400373

4.0 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

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Borla XR-1 Racing 304 Stainless Steel 3 Inch Muffler 400115

Made in the USA Borla XR-1 Racing 304 Stainless Steel 3 Inch Muffler 400115

Borla XR-1 Racing 304 Stainless Steel 3 Inch Muffler 400115

Muffler, XR-1 Racing, Oval, Stainless, Brushed, 3 in. Center Inlet/3 in. Center Outlet, 34 in. Overall Length

Part Number: BOR-400115

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

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Borla XR-1 Racing 304 Stainless Steel 4 Inch Muffler 400374

Made in the USA Borla XR-1 Racing 304 Stainless Steel 4 Inch Muffler 400374

Borla XR-1 Racing 304 Stainless Steel 4 Inch Muffler 400374

Muffler, XR-1 Racing, Round Case, Stainless, Brushed, 4 in. Center Inlet/Outlet, 16 in. Case Length, Each

Part Number: BOR-400374

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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This product may not be eligible for select promotional offers

Borla XR-1 Racing 304 Stainless Steel 2.5 Inch Muffler 400024

Made in the USA Borla XR-1 Racing 304 Stainless Steel 2.5 Inch Muffler 400024

Borla XR-1 Racing 304 Stainless Steel 2.5 Inch Muffler 400024

Muffler, XR-1, Round, 2 1/2 in. Center Inlet/Outlet, 18 in. Overall Length, Stainless Steel, Each

Part Number: BOR-400024

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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This product may not be eligible for select promotional offers

Borla XR-1 Racing 304 Stainless Steel 3.5 Inch Muffler 40722

Made in the USA Borla XR-1 Racing 304 Stainless Steel 3.5 Inch Muffler 40722

Borla XR-1 Racing 304 Stainless Steel 3.5 Inch Muffler 40722

Muffler, XR-1 Racing, Round Case, Stainless, 3.5 in. Center Inlet and Outlet, 21 in. Overall Length, Each

Part Number: BOR-40722

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

This product may not be eligible for select promotional offers

Borla XR-1 Racing 304 Stainless Steel 3 Inch Muffler 4ALEXR1993

Borla XR-1 Racing 304 Stainless Steel 3 Inch Muffler 4ALEXR1993

Borla XR-1 Racing 304 Stainless Steel 3 Inch Muffler 4ALEXR1993

Muffler, XR-1. 3 in. inlet/3 in. Outlet, Brushed Stainless Steel, Each

Part Number: BOR-4ALEXR1993

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

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Estimated Ship Date: Feb 25, 2026 if ordered today

This product may not be eligible for select promotional offers

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