Home
Exhaust

BMW Exhaust Parts, Mufflers & Catalytic Converters for BMW F90 M5 S63 4.4L

Clear BMW chassis

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:

Eisenmann Carbon Tip Race Exhaust System - F90

T#:584734

Part#: B5555.20904.CKT

Ships on Oct 20, 2026

Starting at $ 6,290.00 USD

Add to Wish List

Starting at $ 6,290.00 USD

Add to Wish List

Maximize power, performance, and style.

Eisenmann Carbon Tip Performance Sport Exhaust System - F90

T#:584717

Part#: B5555.00904.CKT

Ships on Oct 20, 2026

Starting at $ 6,790.00 USD

Add to Wish List

Starting at $ 6,790.00 USD

Add to Wish List

Maximize power, performance, and style.

Eisenmann Black Series Race Exhaust System - F90

T#:584744

Part#: B5555.20904.BCKT

Ships on Oct 20, 2026

Starting at $ 7,190.00 USD

Add to Wish List

Starting at $ 7,190.00 USD

Add to Wish List

Maximize power, performance, and style.

Eisenmann Black Series Performance Sport Exhaust System - F90 ...

T#:584706

Part#: B5555.00904.B

Ships on Oct 20, 2026

Starting at $ 4,995.00 USD

Add to Wish List

Starting at $ 4,995.00 USD

Add to Wish List

Maximize power, performance, and style.

Eisenmann Performance Sport Exhaust System - F90

T#:584694

Part#: B5555.00000.BK

Ships on Oct 20, 2026

Starting at $ 5,990.00 USD

Add to Wish List

Starting at $ 5,990.00 USD

Add to Wish List

Maximize power, performance, and dramatically reduce weight.

Schwaben Exhaust Pipe Hanger removal Pliers

10X Entries Into Our F80 M3 Sweepstakes

T#:379176

Part#: 008778SCH01A

In Stock

Sale - Save 25% $ 45.99

This product was last offered at the strikethrough price on
05-02-2026

$ 34.49 USD

Add to Wish List

Qty

Sale - Save 25%

$ 45.99

This product was last offered at the strikethrough price on
05-02-2026

$ 34.49 USD

Add to Wish List

Tired of busting your knuckles from old hardened exhaust hangers?

This Schwaben tool removes the hanger by pressing on the steel hanger bracket and pulling the rubber hanger in one motion. Self centering force pin locks onto the pin while the flat paddle pulls off the rubber hanger from behind. Slim profile and a 25 degree offset works in tight areas.

Show More Show Less

Schwaben 7/8"(22mm) Flexible Oxygen Sensor Wrench

10X Entries Into Our F80 M3 Sweepstakes

T#:368923

Part#: FO-78

In Stock

Sale - Save 25% $ 48.99

This product was last offered at the strikethrough price on
05-02-2026

$ 36.74 USD

Add to Wish List

Qty

Sale - Save 25%

$ 48.99

This product was last offered at the strikethrough price on
05-02-2026

$ 36.74 USD

Add to Wish List

The Schwaben oxygen sensor wrench has a six-point pivot head to provide a secure grip on stubbornly tight oxygen sensors located in awkward, inaccessible locations.

Active Autowerke - S63TU4 Aflow Catted Downpipes - F90 M5, F92 M8, F9...

These catalytic converters are not legal for use on vehicles registered in the state of California as a result of California Vehicle Code Section 27156 and 38391.

T#:40038643

Part#: 11-063A

Ships in 3 Business Days

5% off MSRP $ 2,399.00

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

$ 2,279.99 USD

Add to Wish List

Qty

5% off MSRP

$ 2,399.00

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

$ 2,279.99 USD

Add to Wish List

The Active Aflow Catalytic Converters are rated for engines putting out up to 800 horsepower while maintaining a high flow capacity.

Active Autowerke High Flow Catted Downpipes - S63

T#:2393421

Part#: 11-063

Ships in 10 Business Days

5% off MSRP $ 2,999.00

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

$ 2,849.99 USD

Add to Wish List

Qty

5% off MSRP

$ 2,999.00

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

$ 2,849.99 USD

Add to Wish List

For over 30 years, Active Autowerke has been the one to turn to for high quality BMW performance products. Committed to enhancing the performance of BMWs through the highest quality products is what Active Autowerke is all about. These S63 downpipes are strategically engineered to virtually eliminate the immensely restrictive characteristics of the factory M5 downpipes therefore reducing radiant heat and increasing performance. Features: NO CEL when using this downpipe GESI EPA registered high flow and fully OBD2 compliant Casted upper stainless steel V-Band for precise fitment 4.50" diameter piping allows for maximum power output Quicker turbo spool Rated for 500 to 850 hp applications Withstands up to 1500 F Can reach operational efficiency within 9 seconds of startup Easily bolts-on no cutting or welding required Accepts OEM O2 sensor heat shield Durable construction from TIG welded 304 stainless steel Precise fitment Ultra high flow 400 cell per square inch catalyst EPA compliant for use on OBD2 vehicles (1996 and newer) except in California 304 stainless steel substrate is furnace braised to the mantle for outstanding durability GESi proprietary precious metal loading technology ensures greatly reduced emissions Ideal for Forced Induction Applications with no loss of HP Both passengers and drivers are safe from harmful emissions and noise Covered by 5 Year / 50,000 Mile Warranty (on catalytic converter) Made in Miami, Florida

Show More Show Less

Eisenmann Black Series Upper Downpipe Set With Ceramic Black Coating ...

T#:584684

Part#: B5555.2DP1.BKT

Ships on Oct 20, 2026

$ 2,894.99 USD

Add to Wish List

Qty

$ 2,894.99 USD

Add to Wish List

Improved power and throttle response

BMW F90 M5 Black Series Lower Downpipe Set With Ceramic Black Coating...

T#:584686

Part#: B5555.2DP2.BKT

Ships on Oct 20, 2026

$ 2,994.99 USD

Add to Wish List

Qty

$ 2,994.99 USD

Add to Wish List

Improved power and throttle response

Select Vehicle

Purpose

Category

Home

Exhaust

Brand

View All Brands

Price

Special Offers

On Sale (2)

Shipping