alagar s
no the adopter only will change

peterwaltis
only if deisel engine most petrol cars have same sizeholes

rickster54nj
No its one tester with different size adaters but some testers are multi use they have a rubber tip on the end and it fits into many different sparks threads

larmarine83
Yes, the answers saying there are adapters are correct. Most kits have 4 or 5 different hoses that have different thread pitched and lengths to fit about any application, and at the end of it is a quick disconnect like you would fing on an air hose, and your gauge hooks up to it.