- 3-inch 304 stainless steel piping
- 3/8" thick machined flanges
- Includes both Top and Bottom Downpipe sections
- Fully customizable (see options below)
- Top and Bottom sections are interchangeable with OEM sections
- TIG welded to perfection
- 3" Catless +$0.00
- Replaces both OEM top and bottom sections (each houses an OEM catalytic converter) with full 3" straight piping.
- 3" Catless with Resonator +$100.00
- Like our Catless Downpipe,
completely straight through flow but with an added Resonator to help
reduce drone and overall exhaust volume. A great option for those that
want all the performance, but don't want to wake the neighbors!
- 3" High-Flow Cat Downpipe (Ceramic +$100 USD/ Metal +$150 USD
- For those that feel they must run a
catalytic converter. We replace both OEM cats with a single high flowing
3" cat. Ceramic Core efficient to 450hp. Metal Substrate Core for those
- 3" High-Flow Cat Downpipe with Resonator +$200.00/$250.00 (Ceramic/Metal)
- The most low key variation we offer. Full 3" design, with both the High-Flow Cat and Resonator options.
- Wideband Option +$25 USD
- A pre-welded O2 sensor bung with plug for a future wideband sensor install.
2008-2014 SUBARU IMPREZA WRX STi
2008-2014 SUBARU IMPREZA WRX
2015+ SUBARU STi