Amazon.com: Fits Volkswagen Beetle - High-Performance Tuner Chip and Power Tuning Programmer - Boost Horsepower and Torque : Automotive
VW Beetle - Audi Tuning, VW Tuning, Chiptuning von ABT Sportsline.
VW Beetle Performance Handbook: A Step-by-Step Guide to Upgrading Engine, Transmission, Suspension and Brakes (Motorbooks Workshop): Seume, Keith: 9780760304693: Amazon.com: Books
Amazon.com: Innovative Performance Chip/Power Programmer compatible with Volkswagen Beetle 1.8L, 1.9L, 2.0L and 2.5L - Improve Your Fuel Mileage, Save Gas & Gain More MPG, Increase Horsepower & Torque! : Automotive
VW Beetle - Audi Tuning, VW Tuning, Chiptuning von ABT Sportsline.