APEXi N1-X Evolution Extreme Midpipe - 2014+ Lexus IS250 / IS350 RWD ONLY - 144-KT02

Special Price $1,231.12 Regular Price $1,399.00
sku
APEX-144-KT02
  • 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
  • Compatible with the N1-X Evolution Extreme rear section part number 164-KT02

APEXi N1-X Evolution Extreme Midpipe - 2014+ Lexus IS250 / IS350 RWD ONLY - 144-KT02 aftermarket exhaust performance upgrade part

This resonated midpipe kit is designed for the N1-X Evolution Extreme exhaust layout on select 2014+ Lexus IS applications. It runs between the catalytic converter and the rear muffler section, using parallel mid-pipes and an H-style design to help equalize pressure across both exhaust paths.

SKU: APEX-144-KT02

Key Benefits

  • TIG-welded SUS304 stainless steel construction for durable, high-quality fit and finish.
  • Designed for select Lexus IS chassis with application-matched manufacturing.
  • Parallel mid-pipe routing targets optimized exhaust efficiency between cat and muffler section.
  • H-style piping design helps equalize pressure between both exhaust pipes.
  • Patented Megaphone piping supports torque and throttle response across the power-band.
  • Modular layout allows interchangeability with factory OEM exhaust system components.
  • Compatible with N1-X Evolution Extreme rear section part number 164-KT02.

Specifications

  • Bolt-On: Yes
  • Part Number: 144-KT02 (RWD), 144-KT09 (AWD)
  • Year: 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022
  • Make: Lexus
  • Model: IS250, IS300 (AWD), IS350
  • Body Style: 4-Door Sedan
  • Engine: 2GR-FSE, 2GR-FKS
  • Chassis: GSE31
  • Exhaust Type: N1 Evolution Extreme Muffler (N1-X)
  • Piping Diameter: 65mm. x 2
  • Pieces: 3
  • Piping Material: SUS304 Stainless Steel
  • System Weight: Mid-pipe only 27.67 lbs. (Stock- 32.52 lbs.) 4.85 lbs. lighter than OEM
  • Special Notes: Sound Level (with part # 164-KT02): 87.0 dB @ 4,500 RPM. Modular design-> Mid-pipe and Rear Section can be interchanged with factory exhaust components.
  • WARNING: California Prop 65. Cancer & Reproductive Harm. www.p65warnings.ca.gov

This midpipe is built to integrate with the N1-X Evolution Extreme system concept while retaining a modular approach with OEM components. Fitment and specifications above reflect the listed chassis and drivetrain notes, including the RWD-only designation for part number 144-KT02 and the referenced rear section pairing.

More Information
Brand APEXi
Material Stainless Steel