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MercRacing

MercRacing

  • Shop
  • Announcements / Updates
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    • Audi Support
      • MercRacing Audi Heat Exchanger Tubing Install Notes
      • MRA1900 Supercharger Kit Installation
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      • Audi S4 Intercooler Diagram B8.5 and B8 OEM flow
      • Audi Aftercooler Intercooler Aux Pump Fuse Locations
    • Honda Support
      • Honda Acura Crank Pulley Sizes
      • Blower RPM 101 for the MP62
      • MercRacing Supercharger TVS Harrop head unit bypass actuator connection
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      • Aftercooler Installation Information
      • Aftercooler pump wiring and hose routing
      • 500hp+ from a Roots-Style supercharged Honda? Sure. Here’s two.
      • CT Engineering Stage 2 Aftercooler Install steps
      • Coolant or Distilled Water – Which is better?
      • Aftercooler DIY List
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Showing 1–12 of 170 resultsSorted by popularity

  • Upgrade Heat Exchanger for Audi S4, S5, S6, S7, A6, A7, Q5, SQ5

    Upgrade Heat Exchanger for Audi S4, S5, S6, S7, A6, A7, Q5, SQ5

    $549.95
    Add to cart
    Quick View
  • Audi heat exchanger convenience install pack

    Audi heat exchanger convenience install pack

    $38.95
    Add to cart
    Quick View
  • High Coolant Capacity heat exchanger for Audi S6, S7, A7, A6, Q5, SQ5, S4, S5

    High Coolant Capacity heat exchanger for Audi S6, S7, A7, A6, Q5, SQ5, S4, S5

    Rated 4.50 out of 5
    $639.95
    Add to cart
    Quick View
  • Sale! Pierburg CWA100 Pump - with Audi harness

    Pierburg CWA100 Pump – with Audi harness

    $389.95 Original price was: $389.95.$379.95Current price is: $379.95.
    Add to cart
    Quick View
  • Upgrade Heat Exchanger for Audi S4, S5, S6, S7, A6, A7, Q5, SQ5 - Polished

    Upgrade Heat Exchanger for Audi S4, S5, S6, S7, A6, A7, Q5, SQ5 – Polished

    Available on: December 2, 2025 at 11:24 am
    Rated 5.00 out of 5
    $549.95
    Pre-order now
    Quick View
  • MercRacing 3.0TFSI SUPERCHARGER BLEEDER SCREW KIT FOR AUDI B8/B8.5/C7/D4 S4/S5/Q5/SQ5/A6/A7/A8

    MercRacing 3.0TFSI SUPERCHARGER BLEEDER SCREW KIT FOR AUDI B8/B8.5/C7/D4 S4/S5/Q5/SQ5/A6/A7/A8

    $34.95
    Add to cart
    Quick View
  • Sale! K-Series adjustable belt auto tensioner

    K-Series adjustable belt auto tensioner

    $549.97 Original price was: $549.97.$499.95Current price is: $499.95.
    Add to cart
    Quick View
  • Audi 4.0T V2 Intercooler/Charge Cooler Core

    Audi 4.0T V2 Intercooler/Charge Cooler Core

    Available on: November 20, 2025 at 9:39 pm
    Rated 5.00 out of 5
    $795.95
    Pre-order now
    Quick View
  • Full Audi 3.0T Supercharged PCV Relocation Assistance Kit

    Full Audi 3.0T Supercharged PCV Relocation Assistance Kit

    $274.95
    Add to cart
    Quick View
  • Pierburg CWA150 Pump - with Audi harness

    Pierburg CWA150 Pump – with Audi harness

    $397.95
    Read more
    Quick View
  • Fuel pressure regulator blank spacer for 8th and 9th gen Civics, Scion FRS, Subaru BRZ

    Fuel pressure regulator blank spacer for 8th and 9th gen Civics, Scion FRS, Subaru BRZ

    $19.95
    Add to cart
    Quick View
  • Audi divorce kit DIY components

    Audi divorce kit DIY components

    $46.95
    Add to cart
    Quick View
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Categories

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