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EMPI 16-9554 Dual Circuit Master Cylinder - 20.6mm, VW Bug, Buggy, Baja

EMPI DUAL CIRCUIT MASTER CYLINDERS

If you are installing disc brakes to all four wheels, the use of this master cylinder is mandatory. The stock master cylinder cannot supply the additional pressure or the correct bias needed in a 4-wheel disc brake application. The answer is our 20.6mm bore Dual Circuit Master Cylinder. We offer one unit for all standard Beetles and another for Super Beetles only. Recommended for all 4-Wheel Disc Brake applications.
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Compatible with Volkswagen: Type 1 [Beetle/Bug] - ALL YEARS
DOES NOT FIT SUPER BEETLE - Use Part Number: 17-2808

Key Features:

  • Bore Size: 20.6mm (13/16 inches).
  • Design: Dual circuit for added safety.
  • Compatibility: Fits all standard Beetles (Type 1) from 1967 to 1977, Karmann Ghia from 1967 to 1974, and Type 181 from 1973 to 1974. It is not compatible with Super Beetles.
  • Application: Recommended for all front disc/rear disc applications.
  • Function: Moves more brake fluid to apply additional pressure to all four corners, resulting in increased stopping power and a firm pedal feel.
  • Installation: Fits left-hand drive (LHD) applications only. The reservoir is not included and must be purchased separately.

16-9554 20.6mm Dual Circuit Master Cylinder (All Beetles), Ea
ref p/n:113 611 015BDD

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About Us

Pirate Manufacturing is a Top Rated, Gold Level Seller on eBay with a proven track record of excellence—maintaining a 99.8% positive rating over the past 9 years. Founded in 2003, our mission has always been to deliver high-quality automotive and motorcycle accessories with unmatched customer service.

We specialize in billet aluminum upgrades for Camaro, Mustang, H2 & H3 Hummer, Jeep, and FJ Cruiser platforms—but that’s just the beginning. Our growing catalog now includes a wide range of restoration and performance parts for classic air-cooled Volkswagens, including Beetles, Buses, Dune Buggies, and Sand Rails. Whether you're building a street rod, rock crawler, or vintage VW, we offer the components and expertise to help you get it right.

Our commitment is simple: deliver the best parts, the best service, and the best value—every time. When you buy from Pirate Manufacturing, you're buying with confidence.

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