BMW Exhaust Parts, Mufflers & Catalytic Converters for BMW 4 Series F32 (2014+)

Clear BMW chassis

Please ensure your correct model is selected

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.

Sub-Categories

Sort By:

HJS - Corporate Logo
T#:725971
Part#: 18307560815
In Stock
$ 54.99

This product was last offered at the strikethrough price on
08-28-2026

$ 44.99 USD
Free Shipping on orders $49 and up
$ 44.99 USD
Free Shipping on orders $49 and up
Used in fastening and mounting exhaust components
HJS - Corporate Logo
T#:396285
Part#: 11657620508
In Stock
$ 24.99 USD
Free Shipping on orders $49 and up

BMW N54 N55 N63 S63 HJS V-Band Exhaust Clamp - Priced Each is designed for superior performance and reliability in exhaust system maintenance and upgrades. Engineered by Turner Motorsport, this high-quality clamp ensures a secure and leak-free connection in your BMW's exhaust system.

  • Durable Construction: Made from premium materials to withstand high temperatures and harsh conditions, ensuring long-lasting performance.
  • Precision Fit: Designed to fit perfectly with BMW N54, N55, N63, and S63 engines, offering a secure and reliable seal.
  • Improved Exhaust Efficiency: Prevents leaks and maintains optimal exhaust flow, contributing to better engine performance and efficiency.
  • Easy Installation: The V-band design allows for quick and easy installation or removal, simplifying exhaust system maintenance.
  • Versatile Use: Ideal for both performance upgrades and routine repairs, making it a valuable addition to any BMW enthusiast's toolkit.
Show More Show Less
CTS - Corporate Logo
T#:27472196
Part#: CTS-EXHDP0023CAT
Ships in 7 Business Days
Sale - Save 5% $ 379.99

This product was last offered at the strikethrough price on
08-26-2026

$ 359.99 USD
Free Shipping
Sale - Save 5%
$ 379.99

This product was last offered at the strikethrough price on
08-26-2026

$ 359.99 USD
Free Shipping

Unleash the full potential of your BMW N55 (Electric Wastegate) with the CTS Turbo High-flow Cat, meticulously designed to optimize exhaust flow and deliver unmatched power gains. Bid farewell to factory constraints and welcome superior performance and enhanced sound!

Utilizing advanced CAD technology, this component seamlessly replaces your factory downpipe, ensuring a precise fit. Crafted from robust T304 stainless steel and expertly hand TIG welded with back purging, it ensures long-lasting and dependable performance.

Highlighted Features:

Precision-designed and rigorously tested for peak performance T304 stainless steel construction with TIG welded back-purged joints Direct replacement for the restrictive factory downpipe Substantial power increase without sacrificing performance Creates an exhilarating sporty exhaust sound while maintaining a refined tone during normal driving Eliminates drone typically found with factory exhaust setups Elevate your BMW N55's performance and sound with the CTS Turbo High-flow Cat, engineered for exceptional quality and outstanding performance on the road.

Show More Show Less

CTS - Corporate Logo
T#:18932307
Part#: EXH-DP-0037-CAT
In Stock
$ 429.99 USD
Free Shipping
$ 429.99 USD
Free Shipping
The CTS Turbo High-Flow Cat for the BMW B46 is made to maximize exhaust flow for the highest power gains. Do not compromise performance and sound with factory parts – unleash your BMW’s potential! Designed using the latest in CAD technology; this part is made to fit perfectly in place of your factory downpipe. Manufactured from T304 stainless steel, hand TIG welded and back-purged to ensure years of reliable performance. Product Details: Precisely designed and tested on a real car in the real world T304 stainless steel, TIG welded back-purged construction Replaces restrictive factory downpipe with high-flow 200 cell catalytic converter Great power upgrade with uncompromising performance Incredible sporty exhaust sound, subtle when cruising No drone with factory exhaust The use of stage 2 software is strongly recommended to avoid the CEL from coming on.
Show More Show Less

HJS - Corporate Logo
T#:586692
Part#: 18307606136
In Stock
$ 44.99 USD
Free Shipping on orders $49 and up
CTS High-Flow Catalytic Converter/Downpipe - N26
For vehicles equipped with an N26 engine
CTS - Corporate Logo
T#:27871827
Part#: CTSEXHDP0054CAT
Ships in 7 Business Days
Sale - Save 10% $ 429.99

This product was last offered at the strikethrough price on
08-26-2026

$ 386.99 USD
Free Shipping
Sale - Save 10%
$ 429.99

This product was last offered at the strikethrough price on
08-26-2026

$ 386.99 USD
Free Shipping

The CTS Turbo High-Flow Cat for the BMW BN26 is made to maximize exhaust flow for the highest power gains. Do not compromise performance and sound with factory parts – unleash your BMW’s potential!

Precisely designed and tested on a real car in the real world T304 stainless steel, TIG welded back-purged construction Replaces restrictive factory downpipe with high-flow 200-cell catalytic converter Great power upgrade with uncompromising performance Incredible sporty exhaust sound, subtle when cruising No drone with factory exhaust Designed using the latest in CAD technology; this part is made to fit perfectly in place of your factory downpipe. Manufactured from T304 stainless steel, hand TIG welded and back-purged to ensure years of reliable performance.

Show More Show Less

CTS - Corporate Logo
T#:589514
Part#: CTSEXHDP0024CAT
Ships in 7 Business Days
$ 459.99 USD
Free Shipping
$ 459.99 USD
Free Shipping
Maximizes exhaust flow for uncompromising performance.
HJS - Corporate Logo
T#:37622243
Part#: 18307560781
Ships in 2 Business Days
$ 47.99 USD
Free Shipping on orders $49 and up

Dual clamp pipe connector joins exhaust pipes without welding. Split, compressible design clamps tightly around joined pipes for a leak-free fit. Includes hardware.

76.2mm (3.00 inch) diameter.

Show More Show Less

CTS - Corporate Logo
T#:50899211
Part#: EXH-TP-0029
Ships in 7 Business Days
New Item
Sale - Save 25% $ 599.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 449.99 USD
Free Shipping
Sale - Save 25%
$ 599.99

This product was last offered at the strikethrough price on
08-26-2026

$ 449.99 USD
Free Shipping
The CTS Turbo F-series B58 80mm Midpipe Upgrade is designed to improve exhaust flow, enhance performance, and bring out the signature B58 throaty sound. The factory midpipe is resonated, so CTS developed their high-flow replacement to increase throttle response, sharpen turbo spool, and add a deeper, more refined exhaust tone. This midpipe is made from T304 stainless steel and is a direct bolt-on fit, integrating seamlessly with OEM components for easy noticeable gains in sound and performance. Whether your car is stock or tuned, the CTS B58 Midpipe Upgrade is a must-have to unlock the full character of your F-series BMW.
Show More Show Less