After receiving a invitation for extended warranty program I elected to sign up for a 5 year 100, 000 mile program. I performed this over the phone and was satisfied until I received my contract. After a complete reading I saw where any modifications done to a vehicle other than factory would null and void the contract. I have a 2003 corvette and want to put for gas and cooling reasons a new exhaust and cold air intake on my vehicle. The car only has 21K miles on it and most vet owners prefer to make such changes for longer engine... read full review »