2017-21 Honda Civic 1.5T High Flow Cat / Catless Downpipe
2017-21 Honda Civic 1.5T High Flow Cat / Catless Downpipe
EOS Exhaust
Couldn't load pickup availability
- ✔ Verified fitment & authentic brands
- ✔ Secure checkout via Shopify, Stripe, and PayPal
- ✔ Enthusiast-run support — not a marketplace
- ✔ Fair resolution on damaged or incorrect orders
Every product is sourced from authorized manufacturers or distributors. If something isn’t right with fitment or condition, we’ll work with you to resolve it fairly.
NO GUESSWORK,
JUST PARTS THAT WORK.
Let’s finish that car.
PRODUCT DETAILS
2017-21 Honda Civic 1.5T High Flow Performance Downpipe
VEHICLE TYPE:
2016-2021 Honda Civic 1.5L Engine
2017-2021 Honda CR-V 1.5L Engine Models
(Compatible With Factory OR Most Aftermarket Front Pipe - No Adapter Necessary)
SURFACE FINISH: Brushed Silver
MATERIAL: T-304 Stainless Steel
DIAMETER: 3.75 Inches Cast Inlet With 3.00 Inches Cast Outlet
TYPE: Race Downpipe
Research and testing have shown that a downpipe upgrade is one of the most effective modifications to perform when looking to increase efficiency out of Honda's 2.0L turbo engine when paired with an ECU tuner like Hondata or KTuner. The Extreme Online Store downpipe upgrade promotes optimal airflow with virtually no turbulence throughout the body of the downpipe.
Extreme Online Store products are sold for off-road use only. All performance modifications and installations are at the customers' own risk. Extreme Online Store holds no responsibility either implied or otherwise for mechanical, electrical, or another failure when using any aftermarket performance products. Items sold for off-road use only are illegal in many states and provinces and are intended for racing vehicles that may never be used on a public road.
By purchasing any aftermarket performance product, the customer takes full responsibility for any use, and/or misuse of the product and agrees that Extreme Online Store holds no responsibility for any consequences, legal, or other, of such use and/or misuse.
- 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 Address )
- 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.
2017-21 Honda Civic 1.5T High Flow Performance Downpipe
VEHICLE TYPE:
2016-2021 Honda Civic 1.5L Engine
2017-2021 Honda CR-V 1.5L Engine Models
(Compatible With Factory OR Most Aftermarket Front Pipe - No Adapter Necessary)
SURFACE FINISH: Brushed Silver
MATERIAL: T-304 Stainless Steel
DIAMETER: 3.75 Inches Cast Inlet With 3.00 Inches Cast Outlet
TYPE: Race Downpipe
Research and testing have shown that a downpipe upgrade is one of the most effective modifications to perform when looking to increase efficiency out of Honda's 2.0L turbo engine when paired with an ECU tuner like Hondata or KTuner. The Extreme Online Store downpipe upgrade promotes optimal airflow with virtually no turbulence throughout the body of the downpipe.
Extreme Online Store products are sold for off-road use only. All performance modifications and installations are at the customers' own risk. Extreme Online Store holds no responsibility either implied or otherwise for mechanical, electrical, or another failure when using any aftermarket performance products. Items sold for off-road use only are illegal in many states and provinces and are intended for racing vehicles that may never be used on a public road.
By purchasing any aftermarket performance product, the customer takes full responsibility for any use, and/or misuse of the product and agrees that Extreme Online Store holds no responsibility for any consequences, legal, or other, of such use and/or misuse.
- 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 Address )
- This Item is Designed for Off-Road Use ONLY - Might Cause a CEL Check Engine Light.
