SKU: 10158214
GReddy Supreme SP Cat-Back Exhaust 2017-2021 Honda Civic Type-R (FK8)
The GReddy Supreme SP 10158214 Cat-Back Exhaust is the best street-performance exhaust upgrade for 2017-2021 Honda Civic Type-R (FK8) owners seeking aggressive sound, significant power gains, and premium craftsmanship. This 3″ mandrel-bent stainless steel system features a free-flowing straight-through design, specially shaped SP oval muffler, dual 2.5″ ports, high-polished pipes, and dual-wall tips with GReddy Supreme SP badge for deep, raw turbocharged tone without excessive drone delivering 16whp gains on dyno and 88dba on standardized revving sound test.
Key Features
- 3″ Mandrel-Bent Stainless: Large diameter T304 stainless steel piping maximizes flow and durability
- SP Oval Muffler: Specially shaped for optimal sound control and performance
- Dual-Wall Tips: High-polished 4.5″ tips with GReddy Supreme SP badge for premium rear appearance
- Power & Sound: 16whp gain on chassis dyno, deep aggressive tone outside with refined interior note
- Direct Bolt-On: Fits FK8 Civic Type-R chassis perfectly – no modifications required
Specifications
| Specification | Detail |
|---|---|
| Part Number | 10158214 |
| System Type | Cat-Back |
| Pipe Diameter | 3 inches |
| Material | T304 Stainless Steel |
| Tips | Dual 4.5″ High-Polished Dual-Wall |
| Sound Level | 88dba (Standardized Revving Test) |
| Power Gain | +16whp (Chassis Dyno) |
| Country of Origin | United States / Japan (GReddy) |
| Warranty | Limited Lifetime (Manufacturer) |
Product Notes
- Street-performance focused deep, mean sound with minimal interior drone
- Available option items: contact for additional accessories or custom tips
Installation Notes
- Estimated time: 2-4 hours, moderate difficulty, direct bolt-on with included hardware
- Professional installation recommended for perfect alignment and leak-free performance
This Part Fits
| Year | Make | Model | Notes |
|---|---|---|---|
| 2017-2021 | Honda | Civic Type-R | FK8 2.0L Turbo All Trims |
Why Choose GReddy Supreme SP?
- Legendary performance exhaust brand with decades of motorsport heritage
- Careful design balances aggressive sound with street-friendly interior comfort
- Limited lifetime warranty ensures long-term durability and satisfaction
Frequently Asked Questions
- Q: How loud is it inside?
A: Refined and non-intrusive inside raw, deep sound outside like classic muscle. - Q: Does it increase power?
A: Yes, free-flow design nets +16whp on chassis dyno with improved turbo spool. - Q: Is it emissions compliant?
A: Yes, cat-back retains factory cats no emissions impact. - Q: Will it fit 2022+ Civic Type-R?
A: No, specific to 2017-2021 FK8 check for FL5 compatibility.
Shipping & Handling
- Method: UPS/FedEx Ground
- Availability: In stock, ships same or next business day
- Packaging: Official GReddy retail box
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