Guangzhou KOSDA Auto Parts Co.,Ltd
| Payment Terms | Western Union,T/T |
| Product Type | 304 Stainless Steel Downpipe |
| Packaging Details | Standard Export Carton Box |
| Supply Ability | 500 Sets / Month |
| Fitment | 2021+ BMW G80 M3 / G82 M4 |
| Brand | KYOSTAR |
| Delivery Time | 15-28 Working Days After Payment |
| Engine | S58 3.0T Twin-Turbo Inline-6 |
| Place of Origin | China |
| Model Number | KD5S011WG |
| Brand Name | KYOSTAR |
| Certification | no |
View Detail Information
Explore similar products
KYOSTAR Catless Downpipe for BMW F20 F22 F30 F31 F32 F36 G20 G30 B46 2.0T
KYOSTAR Catless Downpipe for 2024+ BMW G20 M340i G22 M440i Gen3 B58TU2 3.0T
5" Catless Exhaust Downpipe for 2016-2022 BMW F22 F30 F32 M240i M340i M440i B58
4.5" BMW M340i Catless Downpipe For 2016-2022 F22 F30 F32 M240i M440i B58 3.0T
Product Specification
| Payment Terms | Western Union,T/T | Product Type | 304 Stainless Steel Downpipe |
| Packaging Details | Standard Export Carton Box | Supply Ability | 500 Sets / Month |
| Fitment | 2021+ BMW G80 M3 / G82 M4 | Brand | KYOSTAR |
| Delivery Time | 15-28 Working Days After Payment | Engine | S58 3.0T Twin-Turbo Inline-6 |
| Place of Origin | China | Model Number | KD5S011WG |
| Brand Name | KYOSTAR | Certification | no |
| High Light | 304 Stainless Steel Downpipe ，BMW G80 M3 G82 M4 Downpipe ，S58 3.0T Exhaust Downpipe | ||
Upgrade your BMW M performance platform with the KYOSTAR 304 Stainless Steel Downpipe, engineered specifically for 2021+ BMW G80 M3 and G82 M4 models equipped with the S58 3.0T twin-turbo engine. This high-flow downpipe improves exhaust gas flow by reducing factory exhaust restriction while delivering a more aggressive exhaust tone and supporting improved turbocharger efficiency.
Manufactured from premium 304 stainless steel, the KYOSTAR downpipe provides excellent heat resistance, corrosion protection, and long-term durability for high-performance applications. The optimized exhaust design helps improve exhaust flow characteristics, making it an ideal upgrade for S58-powered BMW builds seeking enhanced sound, improved exhaust response, and increased performance potential.
High-flow downpipe design helps reduce factory exhaust restriction and improve exhaust gas flow.
304 stainless steel construction provides excellent durability, corrosion resistance, and heat tolerance.
Performance-oriented design supports improved turbocharger exhaust efficiency and response.
Designed specifically for BMW S58 3.0T twin-turbo M applications.
Provides a deeper and more aggressive exhaust tone compared with the factory setup.
2021+ BMW G80 M3 S58 3.0T Twin-Turbo
2021+ BMW G82 M4 S58 3.0T Twin-Turbo
BMW G80 M3 Competition S58 3.0T
BMW G82 M4 Competition S58 3.0T
Compatible engine: BMW S58 3.0T Twin-Turbo Inline-6 engine applications only.
Incompatible engine: Not compatible with standard 3 Series, 4 Series, B48, B58, N55, diesel, naturally aspirated, or other engine platforms.
Verify chassis: Confirm your BMW chassis code, engine code, and exhaust configuration before purchase.
Verify connection: Check turbo outlet connections, exhaust routing, and existing modifications before installation.
Fitment Note:
Vehicle exhaust configurations may vary depending on production year, market specification, Competition package, and previous modifications. Please compare your factory downpipe connections, mounting points, and exhaust layout with the product photos before ordering.
Professional installation is recommended. Ensure all exhaust connections, clamps, gaskets, and mounting hardware are properly secured after installation.
304 Stainless Steel Downpipes
Exhaust Clamps
Mounting Hardware
Gaskets (if included)
| Brand | KYOSTAR |
| SKU | KD5S011WG |
| Product Type | 304 Stainless Steel Downpipe |
| Fitment | 2021+ BMW G80 M3 / G82 M4 |
| Engine | S58 3.0T Twin-Turbo Inline-6 |
| Chassis | G80 / G82 |
| Application | BMW S58 Turbo Exhaust Performance Upgrade |
| Benefits | Improved Exhaust Flow, Reduced Exhaust Restriction, Enhanced Exhaust Tone, Better Turbo Response |
| Material | 304 Stainless Steel |
| Finish | Polished Stainless Steel Finish |
| Exhaust Type | High Flow Performance Downpipe |
| Installation Type | Direct Bolt-On Exhaust Upgrade |
| Package Includes | Downpipes, Clamps, Mounting Hardware, and Gaskets if Included |
| Condition | Brand New |
Q: What BMW models does this downpipe fit?
A: This downpipe is designed for 2021+ BMW G80 M3 and G82 M4 models equipped with the S58 3.0T twin-turbo engine.
Q: Is this compatible with BMW B58 or N55 engines?
A: No. This downpipe is specifically designed for S58-powered BMW M models and is not compatible with B58, N55, or other engine platforms.
Q: Will this improve exhaust sound?
A: Yes. The high-flow design helps reduce exhaust restriction and provides a more aggressive performance exhaust tone.
Q: Does this require ECU tuning?
A: ECU tuning is not required for installation. However, tuning may help optimize performance when combined with additional modifications.
Q: Is professional installation recommended?
A: Yes. Professional installation is recommended to ensure proper fitment, sealing, and safe exhaust operation.
Company Details
Business Type:
Manufacturer,Seller
Year Established:
2011
Total Annual:
7000000-10000000
Employee Number:
50~100
Ecer Certification：
Verified Supplier
Automotive Performance Parts Supply Built for the aftermarket.Ready for your business. KYOSTAR supplies performance automotive parts and practical sourcing support for distributors, performance shops, retailers, and private-label brands worldwide. REQUEST A QUOTE Who We Are One partner.More p... Automotive Performance Parts Supply Built for the aftermarket.Ready for your business. KYOSTAR supplies performance automotive parts and practical sourcing support for distributors, performance shops, retailers, and private-label brands worldwide. REQUEST A QUOTE Who We Are One partner.More p...
Get in touch with us
Leave a Message, we will call you back quickly!