
The N1 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:
- N1 EvX titanium tips specially designed with clearance to reduce heat transfer
- Top Level quality using full tig-welded SUS304 stainless steel
- Matched and manufactured for select chassis
- A'PEXi intricate designed brackets
- Resonated midpipe structure
- Comfort with optimal performance gains
* Does Not Fit : Honda Civic Si (2022+) / Integra DE4 (2023+)
| Bolt-On | Yes |
|---|---|
| Part Number | 164KH004 |
| Year | 2022+ |
| Make | Honda |
| Model |
|
| Body Style | FL1 - 4 Door Hatchback |
| Engine | L15BA (Turbo) |
| Chassis | FL1 - 4 Door Hatchback |
| Exhaust Type | N1 Evolution Extreme Muffler (N1-X) |
| Piping Diameter | 3inch to 2.5inch |
| Tip Diameter | 105mm. x 2 |
| Pieces | 3 |
| Exhaust Tip Style | Titanium Round- Dual wall rolled, Angle cut (Riveted) |
| Piping Material | SUS304 Stainless Steel |
| Muffler Material | SUS304 Stainless Steel |
| Muffler Tip Material | Titanium |
| Note | EX-L models needs to run with Honda Civic Hatchback Sport Touring OE Diffuser. Straight clip on to the EX-L models for true exhaust outlets to match up with A'PEXi N1-X exhaust system. |
![]() |
WARNING: California Prop 65 Cancer & Reproductive Harm www.p65warnings.ca.gov |
| Brand | A'pexi |
|---|---|
| Type | Exhaust |
| SKU | 164KH004 |
| Weight | 30.0 lb |
| Make | ["Honda"] |
| Material | ["gid://shopify/Metaobject/91049197865","gid://shopify/Metaobject/90679279913"] |
| Manufacturer Type | ["gid://shopify/Metaobject/90137755945"] |
Shipping: Some items may qualify for free shipping with Local Pickup in store. All orders have a 2–3 business day processing time. Some orders may have extended shipping times based on current stock status — we'll confirm the lead time at order placement.
Returns: Accepted within 30 days of delivery for unused product in original packaging. Returns are subject to a 25% Restocking Fee. Special-order and custom-built items are final sale.
Warranty: All products carry the manufacturer's full warranty. Coverage is honored through PMD as your authorized dealer.
No reviews yet — be the first to share your experience.
