XForce Parts and Accessories

XForce engineers high performance stainless-steel bolt-on exhaust systems and accessories for a wide range of engine applications. Summit Racing carries a variety of...

XForce engineers high performance stainless-steel bolt-on exhaust systems and accessories for a wide range of engine applications. Summit Racing carries a variety of XForce mufflers, including VAREX™ mufflers, which combine the design technology of both stock and performance mufflers into a single unit. Boost the performance of your ride with XForce and VAREX exhaust technology, and order today for world-class service and support on your new exhaust components!

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XForce Headers HS-8916

Header, Tri-Y, Stainless Steel, Natural, 1 5/8 in. Primary Tube Diameter, Mazda, 1.6L, Kit

Part Number: XFO-HS-8916

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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XForce Hi-Flow Racing Catalytic Converters CAT10-250(200)

Catalytic Converter, Hi-Flow Racing, 200 Cell, One Inlet, 2.50 in., One Outlet, 2.50 in., Stainless Steel, Each

Part Number: XFO-S0002

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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XForce Hi-Flow Racing Catalytic Converters CAT11-300(100)

Catalytic Converter, Hi-Flow Racing, 100 Cell, One Inlet, 3.00 in., One Outlet, 3.00 in., Stainless Steel, Each

Part Number: XFO-S0003

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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XForce Headers HS-JC12-KITB

Headers, 4-1 One-piece, Stainless Steel, Polished, 1 7/8 in. Primary Tube Diameter, Jeep, 6.4L, Kit

Part Number: XFO-HS-JC12-KITB

3.33 out of 5 stars ( 3 )

Estimated Ship Date: Mar 20, 2026 if ordered today

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Estimated Ship Date: Mar 20, 2026 if ordered today

XForce Hi-Flow Racing Catalytic Converters CAT9-300(200)

Catalytic Converter, Universal, 3.00 in. Inlet, 3.00 in. Outlet, 6.00 in. Length, 4.00 in. Diameter, Stainless Steel, Each

Part Number: XFO-S0006

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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XForce Headers HS-MINI-01

Header, 4-2-1 One-Piece, Stainless Steel, Natural, 1 1/2 in., Kit

Part Number: XFO-HSMINI01

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

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XForce 4 to 1 Header Collectors CL4S-175-300

Collectors, Slip On, 4 into 1, 1.75 in. Primary, 3.00 in. Collector, 12.250 in. Length, 304 Stainless Steel, Polished, Each

Part Number: XFO-CL4S-175-300

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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XForce 4 to 1 Header Collectors CL4S-200-300

Collectors, Slip On, 4 into 1, 2.00 in. Primary, 3.00 in. Collector, 12.250 in. Length, 304 Stainless Steel, Polished, Each

Part Number: XFO-CL4S-200-300

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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XForce Headers HS-9018

Header, Tri-Y, Stainless Steel, Natural, 1 5/8 in. Primary Tube Diameter, Mazda, 1.8L, Kit

Part Number: XFO-HS-9018

1.5 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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XForce Mandrel-Bent Tubing 2.5 Inch 304 Stainless Steel Exhaust Pipe MS250-30

Mandrel Bend 2.5 in Diameter, 30 Degrees, Stainless Steel, Each

Part Number: XFO-MS250-30

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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XForce Mandrel-Bent Tubing 3 Inch 304 Stainless Steel Exhaust Pipe MS300-30

Exhaust Tubing, Mandrel-Bent, 30 degrees, 3.000 in. Diameter, Stainless Steel, Polished, Each

Part Number: XFO-MS300-30

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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XForce Exhaust Systems for 2006-2013 IS250, IS350 - ES-LIS350-CBS

Exhaust System, Cat-back, Dual In/Dual Out, Stainless Steel, Natural, Split Rear Exit, Lexus, Kit

Part Number: XFO-ESLIS350CBS

3.0 out of 5 stars ( 4 )

Estimated Ship Date: Mar 20, 2026 if ordered today

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Estimated Ship Date: Mar 20, 2026 if ordered today

XForce Varex Exhaust Smart Boxes VKSB01

smartbox upgrade module, SMARTBOX Varex Muffler ECU Upgrade module

Part Number: XFO-VKSB01

4.4 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

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XForce - Exhaust Systems for 2011-2017 CAPRICE - ESVF73UTEVKCS

Holden Commodore SS, SS-V Stainless Steel Twin 3" System With Hot-Dog Centre Muffler & Varex Rear Mufflers

Part Number: XFO-EVF73UTEVKCS

Not Yet Reviewed

Estimated Ship Date: Mar 20, 2026 if ordered today

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Estimated Ship Date: Mar 20, 2026 if ordered today

XForce Varex 304 Stainless Steel 3 Inch Muffler VMK52-300

Muffler, Varex, Oval, 304 Stainless Steel, Polished, 3.00 in. Offset Inlet, 3.00 in. Center Outlet, 15.00 in. Case Exterior Length, Each

Part Number: XFO-VMK52-300

3.0 out of 5 stars ( 6 )

Estimated Ship Date: Tomorrow

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XForce Mandrel-Bent Tubing 3 Inch 304 Stainless Steel Exhaust Pipe MS300-90

Exhaust Tubing, Mandrel-Bent, 90 degrees, 3.000 in. Diameter, Stainless Steel, Polished, Each

Part Number: XFO-MS300-90

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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XForce Varex 304 Stainless Steel 2.5 Inch Muffler VMK51-250

Muffler, Varex, Oval, 304 Stainless Steel, Polished, 2.50 in. Offset Inlet, 2.50 in. Center Outlet, 14.00 in. Case Exterior Length, Each

Part Number: XFO-VMK51-250

3.25 out of 5 stars ( 8 )

Estimated Ship Date: Tomorrow

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XForce Mandrel-Bent Tubing 3 Inch 304 Stainless Steel Exhaust Pipe MS300-45

Exhaust Tubing, Mandrel-Bent, 45 degrees, 3.000 in. Diameter, Stainless Steel, Polished, Each

Part Number: XFO-MS300-45

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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XForce Mandrel-Bent Tubing 2.5 Inch 304 Stainless Steel Exhaust Pipe MS250-60

Exhaust Tubing, Mandrel Bent, 60 Degrees, 2.5 in Outside Diameter, 6 in. Long Legs, 1.5mm Thick 304 Stainless Steel, Polished Finish, Each

Part Number: XFO-MS250-60

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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XForce Cutouts VKV15

Exhaust Cutouts, Electric, Weld-on, Round, Stainless Steel, Natural, 4.000 in. Diameter, Each

Part Number: XFO-VKV15

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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XForce Hi-Flow Racing Catalytic Converters CAT10-250(100)

Catalytic Converter, Hi-Flow Racing, 100 Cell, One Inlet, 2.50 in., One Outlet, 2.50 in., Stainless Steel, Each

Part Number: XFO-S0001

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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XForce 2.5 Inch Exhaust Cutouts Kit VK12

Exhaust Cutouts, Electric, Weld-on, Round, Stainless Steel, Natural, 2.500 in. Diameter, Y-pipe, Kit

Part Number: XFO-VK12

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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XForce Hi-Flow Racing Catalytic Converters CAT11-300(200)

Catalytic Converter, Hi-Flow Racing, 200 Cell, One Inlet, 3 in., One Outlet, 3 in., Stainless Steel, Each

Part Number: XFO-S0004

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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XForce Varex 304 Stainless Steel 3 Inch Muffler VMK2G-300

Muffler, Varex, Round, 304 Stainless Steel, Polished, 3.00 in. Center Inlet, 4.50 in. Center Outlet, Each

Part Number: XFO-VMK2G-300

4.67 out of 5 stars ( 12 )

Estimated Ship Date: Tomorrow

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XForce Pie Cuts 3 Inch 304 Stainless Steel Exhaust Pipe PSB-30015901

Pie Cuts, 3.00 in. Diameter, 304 Stainless Steel, Set of 6

Part Number: XFO-PSB-30015901

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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