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BMW G20 M340i xDrive B58 3.0L

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BMW G20 M340i xDrive B58 3.0L Performance Exhaust Parts

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Dinan Double-Walled 4" Clamp-On Exhaust Tip - Polished

ES#4883965 - D663-0600-BOX - Dinan Double-Walled 4" Clamp-On Exhaust Tip - Polished - Universal 4" exhaust tips with a 2.75" inlet - Dinan - BMW

Universal 4" exhaust tips with a 2.75" inlet Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Dinan - Corporate Logo
ES#:
4883965
Mfg#:
D663-0600-BOX
Ships in 1 Business Day
10% off MSRP

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

$95.99

This product was last offered at the strikethrough price on
07-27-2026

$85.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

M Performance Muffler

ES#4056283 - 18302464492 - M Performance Muffler - Genuine BMW M Performance - BMW

Brand:
Genuine BMW M Performance - Corporate Logo
ES#:
4056283
Mfg#:
18302464492
In Stock
2% off MSRP

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

$2830.00

This product was last offered at the strikethrough price on
07-27-2026

$2769.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Cat Back Exhaust System

ES#4759473 - SSXBM127 - Performance Cat Back Exhaust System - Enhance the sound of your BMW's exhaust with this exhaust system from Milltek Sport - Milltek Sport - BMW

Enhance the sound of your BMW's exhaust with this exhaust system from Milltek Sport

Brand:
Milltek Sport - Corporate Logo
ES#:
4759473
Mfg#:
SSXBM127
Ships in 3 Business Days
Starting at $2757.99 USD
Customize

MAD Exhaust Valve Controller Essential

ES#5426055 - MAD-144 - MAD Exhaust Valve Controller Essential - Manually control muffler valve funtions with the click of a button with this plug and play kit - MAD - BMW

Manually control muffler valve funtions with the click of a button with this plug and play kit For vehicles with electronic valves only

Brand:
MAD - Corporate Logo
ES#:
5426055
Mfg#:
MAD-144
Ships on Aug 31, 2026
$159.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

G20/G22 M340/M440 Performance Valved Cat Back-Exhaust & Carbon Fiber Intake System

ES#4876124 - 024779LAEIEBKT - G20/G22 M340/M440 Performance Valved Cat Back-Exhaust & Carbon Fiber Intake System - Transform the power and sound of your M340i! - Enthusiast Bundles - BMW

Transform the power and sound of your M340i! Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One!

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4876124
Mfg#:
024779LAEIEBKT
Ships on Oct 22, 2026
ON SALE! SAVE 21%
$2596.99

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

$2049.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Actuator Drive, Exhaust Flap

ES#4158672 - 18308686640 - Actuator Drive, Exhaust Flap - Genuine BMW - BMW

Brand:
Genuine BMW - Corporate Logo
ES#:
4158672
Mfg#:
18308686640
Ships in 2 Business Days
8% off MSRP

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

$165.99

This product was last offered at the strikethrough price on
07-27-2026

$151.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Racing Dynamics Catted Downpipe

ES#4460574 - 1301058360 - Racing Dynamics Catted Downpipe - Free up your exhaust system and add more power! - Racing Dynamics - BMW

Free up your exhaust system and add more power!

Brand:
Racing Dynamics - Corporate Logo
ES#:
4460574
Mfg#:
1301058360
In Stock
Limited Qty Sale
$1045.00

This product was last offered at the strikethrough price on
05-18-2026

$950.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Valved Axle-Back Exhuast With Stainless Brushed Tips

ES#4487377 - 11-089 - Valved Axle-Back Exhuast With Stainless Brushed Tips - Get the exhaust growl your car should have came with from the factory! - Active Autowerke - BMW

Get the exhaust growl your car should have came with from the factory!

Brand:
Active Autowerke - Corporate Logo
ES#:
4487377
Mfg#:
11-089
Ships in 10 Business Days
5% off MSRP

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

$1999.00

This product was last offered at the strikethrough price on
07-27-2026

$1899.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

G20 M340i Performance Valved Cat-Back Exhaust & Gloss Black Diffuser

ES#4876615 - 024779LAEBKT - G20 M340i Performance Valved Cat-Back Exhaust & Gloss Black Diffuser - Transform the power, sound, and aesthetics of your M340i! - Enthusiast Bundles - BMW

Transform the power, sound, and aesthetics of your M340i! Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One!

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4876615
Mfg#:
024779LAEBKT
In Stock
ON SALE! SAVE 18%
$2199.94

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

$1799.99 USD
This product is lifetime replacement eligible Lifetime Replacement

10mm Exhaust Hanger Locking Collar

ES#4865887 - 053563LA02 - 10mm Exhaust Hanger Locking Collar - Achieve perfect exhaust fitment! - ECS - Audi BMW Volkswagen Mercedes Benz MINI

Achieve perfect exhaust fitment! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4865887
Mfg#:
053563LA02
Ships on Sep 9, 2026
Auto Notify
ON SALE! SAVE 10%
$16.99

This product was last offered at the strikethrough price on
06-13-2026

$15.29 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Exhaust Valve Remote - Most BMWs 2012+

ES#4172027 - R660-0001 - Exhaust Valve Remote - Most BMWs 2012+ - Take full control of your BMW's exhaust valves to control exhaust volume and tone. - Dinan - BMW

Take full control of your BMW's exhaust valves to control exhaust volume and tone. Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Dinan - Corporate Logo
ES#:
4172027
Mfg#:
R660-0001
Ships in 3 Business Days
11% off MSRP

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

$358.99

This product was last offered at the strikethrough price on
07-27-2026

$318.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Exhaust Parts

Performance exhaust systems increase flows to improve throttle response and add power. Designed to reduce back pressure, our large selection of performance exhaust parts and performance exhaust systems is made from premium materials like stainless steel. Many are TIG welded and polished to make them as attractive as they are functional.

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

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