Test

This is a Sun (Snap On / John Beam) replacement Main Sample Hose for testing vehicle tailpipe emissions. This tailpipe sample hose features a Y connection for testing dual exhaust vehicles. This is...

This is an ESP replacement Main Sample Hose Hardware Kit. This tailpipe sample hose hardware kit has everything you need to "update" the Main Hose without buying a new one . This kit uses the same...

ESP Main Hose Quick Connection (For Dual Exhaust). ESP BAR 90/97 main hose quick disconnect coupler with tee. it is designed to be compatible with the California Smog Check Program.