N1-X Evolution Extreme Catback Exhaust - 2015-2021 Subaru WRX / STi VA
Apexi
APX 164KF001
Ships Direct from Manufacturer
The N1-X Evolution Extreme is based on the proven performance basics of the N1 muffler which emphasizes optimum exhaust efficiency utilizing a straight-thru layout design. Equipped with an internal hybrid silencer uniting power and free flowing characteristics with effective functional sound resonance. A newly adopted muffler tip completes the tail end of the exhaust that serves both purposes of function and form. Constructed with a light weight titanium material rolled and riveted onto a double pipe structure which acts as a diffuser enabling temperature reduction, meanwhile retaining a sporty heat gradation appearance.
PRODUCT FEATURES:
- High-level of quality using tig-welded SUS304 stainless steel uniting quiet performance with high-power performance gains
- Matched and manufactured for select chassis
- Patented Megaphone piping structure to produce excellent torque and throttle response throughout the power-band. This piping design allows for a swirling exhaust gas flow effect that has for years produced proven results
Bolt-On | Yes |
---|---|
Part Number | 164KF001 |
Year | 2015, 2016, 2017, 2018, 2019, 2020, 2021 |
Make | Subaru |
Model | - WRX (FA20) - STI (EJ25) |
Body Style | 4-Door Sedan |
Engine | - FA20 (WRX) - EJ25 (STI) |
Chassis | VA |
Exhaust Type | N1-X Evolution Extreme Muffler |
Piping Diameter | 76.2mm. -> 63.5mm. x 4 |
Tip Diameter | 93mm. x 4 |
Pieces | 4 |
Exhaust Tip Style | Titanium Round- Dual wall rolled, Angle cut (Riveted) |
Piping Material | SUS304 Stainless Steel |
Muffler Material | SUS304 Stainless Steel |
Muffler Tip Material | TP270 Gr Titanium Tip |
System Weight | |
Sound Level | Sound Level: 94.4 dB @ 4,500 RPM |
Special Notes | NOTE: Do not use harsh chemicals or metal polish cleaners when cleaning titanium tips. We recommend using standard isopropyl alcohol |
Returns Policy
--PLEASE NOTE: MOST ORDERS ARE SUBJECT TO RESTOCK OR CANCELATION FEE. PLEASE CALL OUR OFFICE FOR DETAILS AND EXCEPTIONS-- You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the 'Complete Orders' link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Shipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.