Standard Motor Products SLS321 Stoplight Brake Light Switch

The Standard Motor Products SLS321 is a precision-engineered stoplight switch designed to activate your vehicle's brake lights when the brake pedal is depressed. This critical safety component ensures proper brake light operation and, on vehicles with keyless ignition systems, enables the engine start function by detecting brake pedal engagement.

Key Features:

• Brass or high-impact composite housing for maximum durability and performance
• Special-design spring and contact arrangement reduces arcing for extended service life
• Copper alloy conductors provide superior electrical conductivity with minimal resistive losses
• 100% factory tested to verify both mechanical and electrical switching performance
• Manufactured in Germany to meet or exceed OE specifications
• 4-terminal configuration with stock actuation style

Standard Motor Products is a global manufacturer of original equipment ignition and electrical components, maintaining complete quality control throughout the manufacturing process. This switch is designed with robust construction and high-grade materials to meet the stringent demands of today's automotive service professionals. Cross-references to OE part numbers include Porsche 99661311400, 99661311401, and 99661311402.