2021-Up BMW G80 M3 G82 M4 Engine Race Cat Down Pipes
2021-Up BMW G80 M3 G82 M4 Engine Race Cat Down Pipes
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JUST PARTS THAT WORK.
Let’s finish that car.
PRODUCT DETAILS ▾
2021-Up BMW G80 M3 G82 M4 Engine Race Cat Down Pipes
VEHICLE TYPE: 2021-Up BMW G80/G81 M3 | G82/G83 M4
SURFACE FINISH: Brushed Silver
MATERIAL: T-304 Stainless Steel
TYPE: Race Cat Downpipe
DIAMETER: 3 Inches
FEATURES:
Extreme Online Store G8x M3/ M4 Downpipes Remove the Exhaust Flow Restrictions Caused by your Stock Cats. EOS G8x M3/ M4 Downpipes will Allow your Turbo to Spool Faster and Keep the Maximum Boost Longer. On Top of the Performance Gains, the Extreme Online Store Downpipes will Upgrade the Exhaust Tone of your BMW without Having to Pay Thousands of Dollars for an Exhaust System. Using the EOS downpipes with the Stage 2 Tune and Expect an Extra 50 whp and 60 wtq Gains.
Due to California Vehicle Code Section 27156, we are NOT Able to Ship this Item to Any CA Address ( Order will be Cancelled for ALL CA Addresses)
This Item is Designed for Off-Road Use ONLY - Might Cause a CEL Check Engine Light.
WHY WE CARRY THIS ▾
We only list parts we’d run ourselves or recommend to a friend building a real car. If it feels vague, unverified, or inconsistent, it doesn’t make the cut.
- Fitment-first mindset — no “universal” roulette
- Brand reputation matters — we favor proven manufacturing
- Support that actually responds with real answers
WHAT TO EXPECT ▾
This is the clean path: correct fitment, clean install, and results that match the intent.
- Install-ready experience with correct mounting where provided
- Finish that holds up to real driving, not just photos
- Selections on this page drive the exact fitment shipped
TRUST, BUILT INTO THE PROCESS.
Anyone can list parts. We curate what belongs on a serious build. Our goal is simple: fewer surprises, cleaner installs, and confidence when you hit “Buy.”
Fitment checked
We prioritize vehicle-specific listings and clear selection logic so you’re not gambling on compatibility.
Brand discipline
Proven manufacturing and consistent quality matter more than hype. We bias toward what actually holds up.
Real support
If you have a question, you’ll get a human answer that helps you finish the build — not a copy-paste shrug.
2021-Up BMW G80 M3 G82 M4 Engine Race Cat Down Pipes
VEHICLE TYPE: 2021-Up BMW G80/G81 M3 | G82/G83 M4
SURFACE FINISH: Brushed Silver
MATERIAL: T-304 Stainless Steel
TYPE: Race Cat Downpipe
DIAMETER: 3 Inches
FEATURES:
Extreme Online Store G8x M3/ M4 Downpipes Remove the Exhaust Flow Restrictions Caused by your Stock Cats. EOS G8x M3/ M4 Downpipes will Allow your Turbo to Spool Faster and Keep the Maximum Boost Longer. On Top of the Performance Gains, the Extreme Online Store Downpipes will Upgrade the Exhaust Tone of your BMW without Having to Pay Thousands of Dollars for an Exhaust System. Using the EOS downpipes with the Stage 2 Tune and Expect an Extra 50 whp and 60 wtq Gains.
Due to California Vehicle Code Section 27156, we are NOT Able to Ship this Item to Any CA Address ( Order will be Cancelled for ALL CA Addresses)
This Item is Designed for Off-Road Use ONLY - Might Cause a CEL Check Engine Light.

