You are buying One set of four glow plug insulators will fit all mercedes diesel 240D, 300D w123

Refer to pictures and match your numbers before you order or when in doubt, please call us, we will be more than glad to help answer your questions about this and other parts for your Mercedes diesel.

Ask and buy with confidence, I'm a Volvo mechanic w/ more than 30 years experience. All of our products advertised for sale have been fully tested and are free from defects.

Buy with confidence, your complete satisfaction is guaranteed or your money back. No questions asked. This is our policy.