Amazon.com: Fits Mercedes SL500 - High-Performance Tuner Chip and Power Tuning Programmer - Boost Horsepower and Torque : Automotive
Amazon.com: Mercedes Benz SL
MERCEDES-BENZ, The SL R129: From the 300SL to the SL73 AMG: S. Koehling, Bernd: 9798735682073: Amazon.com: Books
Mercedes-Benz, The SL story, R129 with buyer's guide and VIN, data card explanation: From the 280SL to the SL73 AMG and tuners, updated February 2018 - Kindle edition by Koehling, Bernd S..