














APEXi N1 Evo Extreme Catback Exhaust System fits 2023+ GR Corolla Hatchback Titanium

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 power-band. 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-KT23 : Titanium Tips 164AKT23 : 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 | 70mm - 60.5mm (Outer Left/Right) x 2 Piping 70mm - 50.8mm (Center Dual) x 2 Piping |
Tip Diameter | Two Center Dual Tips - 93mm Two Outer Tips - 123mm |
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 |
