Skip to content
  • Facebook
  • Instagram
  • YouTube

Got Questions? We Have Answers. Contact Us Here

  • Garage
  • All Products
  • Shop By Chassis
  • Services
  • Builds
  • Apparel
  • Call Us: 1-(410) 593-7080
Login
  • Facebook
  • Instagram
  • YouTube
Search
MA-Motorsports
Search Login Cart 0
  • GarageGarage
  • All ProductsAll Products
  • Shop By Chassis Shop By Chassis
  • ServicesServices
  • Builds Builds
  • Apparel Apparel
  • Call Us: 1-(410) 593-7080Call Us: 1-(410) 593-7080
Cart

Your cart is currently empty.

Not sure where to start?
Try these collections:

  • Continue shopping
    Order special instructions
    Estimate shipping rates
    Discount
      Taxes included and shipping calculated at checkout.
      Subtotal
      $0.00 USD
      View cart
      Recently viewed
      Search

      We use cookies

      This site uses cookies for better user experience and analytics.

      Home Search Shop 0 Cart Account
      A'PEXi - N1 Evo Extreme (Axleback) - 2018+ Lexus LS500 / LS500h
      A'PEXi - N1 Evo Extreme (Axleback) - 2018+ Lexus LS500 / LS500h
      A'PEXi - N1 Evo Extreme (Axleback) - 2018+ Lexus LS500 / LS500h
      A'PEXi - N1 Evo Extreme (Axleback) - 2018+ Lexus LS500 / LS500h
      A'PEXi - N1 Evo Extreme (Axleback) - 2018+ Lexus LS500 / LS500h
      A'PEXi - N1 Evo Extreme (Axleback) - 2018+ Lexus LS500 / LS500h

      APEXi

      A'PEXi - N1 Evo Extreme (Axleback) - 2018+ Lexus LS500 / LS500h

      $1,599.00

      164AKT14

      Tip Style
      Tip Style: Stainless Steel

      Share:

      • Share on Facebook
      • Share by Email
      Share
      Share
      • Facebook Share on Facebook
      • E-mail Share by Email

      N1-X Evolution Extreme Muffler Axleback Exhaust
      Lexus 2018+ Lexus LS500 / 500h

      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 gradiation 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

      ***NOTE: Requires Aftermarket Rear Bumper Lip Spoiler/Diffuser for fitment compatibility or modification/trimming of OEM Factory Rear Lower Diffuser Panel***
      ***NOTE: Vehicle pictured with optional LEXON EXCLUSIVE Rear Under Diffuser (Sold Separately): Click Here

      Bolt-On Yes
      Part Number 164-KT14 - Titanium
      164AKT14 - Stainless Steel
      Year 2018, 2019, 2020, 2021, 2022, 2023
      Make Lexus
      Model LS500, LS500h (RWD / AWD)
      Body Style 4-Door Sedan
      Engine 8GR-FXS, V35A-FTS
      Chassis GVF50, GVF55, VXA50, VXA55
      Exhaust Type N1 Evolution Extreme Muffler (N1-X)
      Piping Diameter 65mm. x 2
      Tip Diameter 105mm. x 4
      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
      Muffler Tip Material Titanium
      Special Notes NOTE: Do not use harsh chemicals or metal polish cleaners when cleaning titanium tips. We recommend using standard isopropyl alcohol
      WARNING: California Prop 65
      Cancer & Reproductive Harm 
      www.p65warnings.ca.gov

      Pairs well with

      A'PEXi - N1 Evo Extreme (Axleback) - 2018+ Lexus LS500 / LS500h

      A'PEXi - N1 Evo Extreme (Axleback) - 2018+ Lexus LS500 / LS500h

      Stainless Steel
      $1,599.00
      Need help?

      If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, within 24 hours on weekdays.

      • Shipping Information

        Use this text to answer questions in as much detail as possible for your customers.

      • Customer Support

        Use this text to answer questions in as much detail as possible for your customers.

      • FAQ’s

        Use this text to answer questions in as much detail as possible for your customers.

      • Contact Us

        Use this text to answer questions in as much detail as possible for your customers.

      Quick links
      • About Us
      • Search
      • Return Policy

      1-(410) 593-7080

      Info@MA-Motorsports.com

      Stay in the loop with our weekly newsletter

      • Facebook
      • Instagram
      • YouTube
      © 2025 MA-Motorsports - Powered By Blood, Sweat, And Quick-Change Rears. 
      • Refund policy
      • American Express
      • Apple Pay
      • Diners Club
      • Discover
      • Google Pay
      • Mastercard
      • PayPal
      • Shop Pay
      • Visa
      • Choosing a selection results in a full page refresh.
      • Opens in a new window.