A'PEXi - N1 Evo Extreme Quad Axleback - 2021+ Lexus IS300 / IS350

***NOTE: Requires Aftermarket Rear Bumper Lip Spoiler/Diffuser for fitment compatibility or modification/trimming of OEM Factory Rear Lower Diffuser Panel***

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

Application list:
- 2021+ Lexus IS300 (Turbo / AWD)
- 2021+ Lexus IS350 

Part Number:
164-KT22 - Titanium
164AKT22 - Stainless Steel

NOTES:

Sound Level: 87 dB @ 4,500 RPM. Modular design-> Midpipe and Rear Section can be interchanged with factory exhaust components.

***NOTE: Midpipe and Rear Section can be interchanged with factory exhaust components. 

***CAUTION: Do not use harsh car wash soap or metal polish cleaners when cleaning titanium tips.  We recommend using 70% isopropyl alcohol with a microfiber towel to clean the titanium tips.***

WARNING: California Prop 65
Cancer & Reproductive Harm 
www.p65warnings.ca.gov