CPP Show Stopper Complete HydraStop Hydraulic Brake Booster Kit Firewall Mount Chevy/ GMC Truck 47-53
Highlights
- Hydraulic Brake Assist
- Up to 1,800 PSI
- Firewall-Mount Design
- Show Stopper Finish
CPP Show Stopper Complete HydraStop Hydraulic Brake Booster Kit for 1947-1953 Chevy and GMC trucks with firewall-mounted swing pedal configurations.
Upgrade the braking performance of your 1947-1953 Chevy or GMC truck with this CPP Show Stopper Complete HydraStop Kit. Designed for firewall-mounted swing pedal configurations, this hydraulic brake assist system uses power steering pressure instead of engine vacuum to provide consistent stopping assistance. Capable of delivering up to 1,800 PSI of braking pressure, the HydraStop system is an excellent upgrade for classic trucks equipped with modern drivetrains or disc brake conversions.
Features and Benefits:
- Fits 1947-1953 Chevy and GMC trucks with firewall-mounted swing pedals
- Hydraulic brake assist eliminates dependence on engine vacuum
- Uses power steering system pressure to provide increased braking assistance
- Delivers up to 1,800 PSI of braking pressure
- Direct-fit, bolt-in design for compatible applications
- Billet aluminum firewall mounting bracket provides secure installation
- Aluminum master cylinder features a 1-1/8" bore and left side ports
- Chrome flat-top master cylinder lid enhances engine compartment appearance
- Chrome accumulator cover adds Show Stopper styling
- Black and chrome finishes complement custom engine compartments
- Includes high-pressure hoses, return lines, and AN6 fittings
- Brake light switch included
- Manufactured with new components
- Limited lifetime warranty when installed with a power steering filter
The Show Stopper configuration combines premium braking components with distinctive engine compartment styling. Its billet aluminum firewall mounting bracket supports a hydraulic booster paired with an aluminum master cylinder featuring a chrome flat-top lid. A chrome accumulator cover, high-pressure hoses, return lines, and AN6 fittings complete the installation package. Manufactured with new components, this HydraStop system delivers a comprehensive brake assist upgrade with a limited lifetime warranty when installed with a power steering filter.
Kit Includes:
- CPP HydraStop Hydraulic Brake Booster
- Aluminum Master Cylinder with 1-1/8" Bore and Left Side Ports
- Chrome Flat-Top Master Cylinder Lid
- Billet Aluminum Firewall Mounting Bracket
- Chrome Accumulator Cover
- High-Pressure Hydraulic Hoses
- Hydraulic Return Lines
- AN6 Fittings
- Brake Light Switch
- Installation Fittings
Vehicle Fitment:
- 1947-1953 Chevy 3100/3200/3600/3800 (Advance Design)
- 1947-1953 GMC FC-100/FC-150/FC-250 (New Design)
California Residents: Proposition 65 Warning
Related Categories: 1947-1959 GMC Truck Parts, 1947-1959 Chevrolet Truck Parts
Installation Difficulty

Intermediate skill is required for this installation.
Installation Instructions
Vehicle Fitment
This product will fit the following 47-59 Chevy Truck years:
- 1947,
- 1948,
- 1949,
- 1950,
- 1951,
- 1952,
- 1953,
This product will fit the following 47-59 GMC Truck years:
- 1947,
- 1948,
- 1949,
- 1950,
- 1951,
- 1952,
- 1953,










