B5 A4 - 20 VALVE (1.8T) - AEB | AWM (AC Compressor under Exhaust manifold)
B5 A4 - 20 VALVE (1.8T) - AEB | AWM (AC Compressor under Exhaust manifold)

B5 A4 - 20 VALVE (1.8T) - AEB | AWM (AC Compressor under Exhaust manifold)

Your Price: $609.00
Part Number:551201_B5A4

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Fluidampr viscous torsional dampers are an essential component in building a high performance or high revving 1.8T 20V 058 or Early 06A engine.
We recommend you read our FAQ on Fluidampr technology to understand why this product is right for you.

Starting life as a 551201 , we machine and press on a 4 rib accessory drive for the A/C compressor. Finally a Fluidampr solution for the B5 community that does not require converting to a single plane serpentine set up.

Key features

  • Decreased Flywheel & Gearbox clatter (Especially with 01E gearbox) . Flywheel clatter can be heard when converting from the OEM dual mass flywheel to a single mass flywheel (whether steel or aluminum)
  • RPM drop reduction
  • Engine Vibration reduction. Extremely critical with impulse wheels bolts coming loose in high horsepower 1.8T’s
  • Sized for an OEM replacement. Does not over drive or under drive the accessories
  • Steel construction with Black Zinc plating to combat oxidation
  • Depending on the turbocharger set up , gains can be from as low as 3whp/4lb ft of torque to as high as 29whp/40 lb ft of torque
  • SFI 18.1 certified
  • ISO 9001:2008 certified
  • Proudly Made in U.S.A.


  • 1995 - 2001.5 Audi B5 A4 1.8T
  • 1995 - 2001.5 Volkswagen Passat B5 1.8T

Included with purchase:

  • Fluidampr 551201 Modified by iABED
  • (4) M8 x 16mm stainless steel socket cap screw
  • (4) M8 stainless steel washer
  • (1) iABED crankshaft pulley spacer.

Special notes: This is a custom product and requires 2-3 week lead time to manufacture due to the zinc plating process.

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