XForce BMW Exhaust Parts, Mufflers & Catalytic Converters for BMW F82 M4 S55 3.0L

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Performance exhaust options from the best BMW aftermarket producers and the most reliable replacement maintenance parts are all at Turner Motorsport. Over time, factory exhaust on the cleanest examples of BMW heritage shows their age. Our factory replacement exhausts are just what you need to keep your favorite car in showroom condition or finish off your restoration. If you are looking for a bump in sound and power, you can also find our performance options like Headers, Downpipes, and Mufflers from Corsa, DINAN, and others on this page.

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XForce - Varex Cat Back System - F80 M3 F82 M4
XForce - Varex Cat Back System - F80 M3 F82 M4
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
XForce - Corporate Logo
T#:26171599
Part#: ESBMF80VKCS
Ships in 1 Business Day
Sale - Save 10% $ 2,999.00

This product was last offered at the strikethrough price on
06-30-2026

$ 2,699.10 USD
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Sale - Save 10%
$ 2,999.00

This product was last offered at the strikethrough price on
06-30-2026

$ 2,699.10 USD
Add to Wish List

Enhance Your BMW F80 M3 or F82 M4 Experience

Upgrade your BMW F80 M3 or F82 M4 with our VAREX Valve-equipped exhaust system, featuring twin-turbo S55 engine. Crafted from high-quality 304 stainless steel, this system boasts a symphonic performance with its dual 2.5? mandrel bent equal length pipe work and quad 4? tip outlets. Not only does it enhance the sound of your M, but it also adds a sleek look to match its performance. Ideal for passionate drivers, this exhaust offers user-adjustable sound control, providing a personalized driving experience like no other.

  • Dual 2.5? mandrel bent equal length pipe work
  • 304 stainless steel brushed finish
  • Twin hot dog resonator centre section
  • Dual 2.5? OEM inlet to dual 3? pipework with V-Band flanged clamping system for ease of installation and future serviceability
  • Single East-West dual 3? inlet VAREX? muffler
  • Quad 3? outlet with polished double wall angle 4? tips with bolt-on installation
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BMW Xforce Smartbox Varex Muffler ECU Upgrade Module
BMW Xforce Smartbox Varex Muffler ECU Upgrade Module
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
XForce - Corporate Logo
T#:28570834
Part#: VKSB01-ECU-MODUL
Ships in 1 Business Day
Sale - Save 10% $ 399.00

This product was last offered at the strikethrough price on
06-30-2026

$ 359.10 USD
Free Shipping on orders $49 and up
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Sale - Save 10%
$ 399.00

This product was last offered at the strikethrough price on
06-30-2026

$ 359.10 USD
Free Shipping on orders $49 and up
Add to Wish List
BMW Xforce Smartbox Varex Muffler ECU Upgrade Module is the ideal choice for BMW owners seeking to enhance their vehicle's performance. This innovative module seamlessly integrates with the Varex muffler system, allowing for precise control over exhaust sound and performance. With its easy installation process and versatile functionality, it provides an elevated driving experience for BMW enthusiasts.
  • Seamless integration with Varex muffler system
  • Precise control over exhaust sound and performance
  • Easy installation process
  • Versatile functionality for enhanced driving experience
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BMW F80 F82 (Valve Controller) Smart Box Drive Mode Harness 4 Pin Plug
BMW F80 F82 (Valve Controller) Smart Box Drive Mode Harness 4 Pin Plu...
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
XForce - Corporate Logo
T#:28570820
Part#: BMC02-SMARTBOX
Ships in 1 Business Day
Sale - Save 10% $ 28.00

This product was last offered at the strikethrough price on
06-30-2026

$ 25.20 USD
Free Shipping on orders $49 and up
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Sale - Save 10%
$ 28.00

This product was last offered at the strikethrough price on
06-30-2026

$ 25.20 USD
Free Shipping on orders $49 and up
Add to Wish List
BMW F80 F82 (Valve Controller) Smart Box Drive Mode Harness 4 Pin Plug is the must-have accessory for BMW enthusiasts seeking optimal performance. This innovative harness seamlessly integrates with the BMW F80 and F82 models, providing precise control over drive modes and valve operation. With easy installation and reliable functionality, it enhances the driving experience and customization options for BMW owners.
  • Seamless integration with BMW F80 and F82 models
  • Precise control over drive modes and valve operation
  • Easy installation process
  • Reliable functionality for enhanced driving experience
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