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APEXi A'PEXi - N1 Evo Extreme (Midpipe) - 2022+ Lexus IS500  Non-Resonated

APEXi A'PEXi - N1 Evo Extreme (Midpipe) - 2022+ Lexus IS500

Regular price $1,199.00
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N1-X Evolution Extreme Midpipe
2022+ Lexus IS500

The N1 Evolution Extreme is based on the proven performance basics of the N1 muffler. Optimum exhaust efficiency is achieved through the mid-pipes running parallel between the catalytic converter and rear muffler section. The H-style piping design was opted to equalize the pressure in both exhaust pipes. Our unique modular design allow the mid-pipes to be interchangeable with the factory OEM exhaust system components along with the rear section which is sold separately.



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

- Compatible with the N1-X Evolution Extreme rear section part number 164-KT21 (Titanium Tips) or 164AKT21 (Stainless Steel Tips)

Bolt-On Yes
Part Number - 144-KT13: Resonated
- 144-KT13P: Non-Resonated
Year 2022, 2023, 2024, 2025
Make Lexus
Model IS500
Body Style 4-Door Sedan
Engine 2UR-GSE
Chassis USE30
Exhaust Type N1 Evolution Extreme Muffler (N1-X)
Piping Diameter 65mm. x 2 - 50mm. x 4
Pieces 3
Piping Material SUS304 Stainless Steel
System Weight Mid-pipe only 25.90 lbs. (Stock- 35.50 lbs.) 7.6 lbs. lighter than OEM
Special Notes Sound Level (with part # 164-KT21 or 164AKT21): Resonated- 93.1 dB, Non-Resonated- 95.7 dB @ 4,500 RPM. Modular design-> Mid-pipe and Rear Section can be interchanged with factory exhaust components.
Gasket Replacement - Front Section (Header to Midpipe) x2 - P105 x D66.5: 3901-1650 
- Mid Section (Center of the Midpipe Kit) x2 - P97 x D66.5 : 3901-1660
- Rear Section (Connecting to Rear Axleback) : Factory OE Donut Gasket (Lexus OE Factory product)
WARNING: California Prop 65
Cancer & Reproductive Harm 
www.p65warnings.ca.gov

 

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