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:
- 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 powerband. This piping design allows for a swirling exhaust gas flow effect that has for years produced proven results
- Made in Japan
| Bolt-On | Yes ✅ |
|---|---|
| Part Number | 164-KT25 : Titanium Tips 164AKT25 : Stainless Steel Tips |
| Year | 2023+ |
| Make | Toyota |
| Model | GR Corolla |
| Body Style | 5-Door Hatchback |
| Engine | G16E-GTS |
| Chassis | MZEAZ12 |
| Exhaust Type | N1 Evolution Extreme Muffler (N1-X) |
| Piping Diameter | Midpipe - 70mm Muffler side - 70mm Valved side - 55mm |
| Tip Diameter | Two Center Dual Tips - 93mm |
| Weight |
9.62kg (21lbs) = Resonated Midpipe : 5.32kg + Rear Muffler : 4.3kg - Factory OE : 14.56kg (32.1lbs) |
| Pieces | 2 |
| Exhaust Tip Style | - Titanium Round- Dual wall rolled, Angle cut (Riveted) - Stainless Steel Round- Dual wall rolled, Angle cut (Riveted) |
| Piping Material | SUS304 Stainless Steel |
| Muffler Material | SUS304 Stainless Steel |
| Tip Material | - TP270 Grade - Titanium (Heat Treated Gradient Tips) - SUS304 Stainless Steel - Polished |
| Special Notes | Integrated Valved compatible with Factory OE Electronic Module |
 |
WARNING: California Prop 65 Cancer & Reproductive Harm www.p65warnings.ca.gov |
| Brand | A'pexi |
|---|---|
| Type | Catback |
| SKU | 164-KT25 |
| Weight | 30.0 lb |
| Make | ["Toyota"] |
| 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.
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