Are you looking for a professional and car exhaust back pressure tester? Are you looking for a sturdy, trustworthy tool that can do multiple jobs? , ! Our professional testers are made of good materials and must meet your needs. It is one of your best options. Features -Color: Assorted Color. -Material: Stainless Steel, Copper, Rubber. -Size: About 60.00X6.00X3.00cm/23.58X2.36X1.18inch. -Note:Random style of the plug part. - design, safe and practical, not easily , can help for a long time. -Professional and practical, safe and portable, it is convenient for you to carry out exhaust inspection at any time. -Made with craftsmanship, performance and accurate testing, you can use it with peace of mind. -It can test exhaust blockages in converters, mufflers, etc. faster and more accurately and will be a great accessory choice for you. -Mainly made of safe and durable materials, with good texture, you can use it with confidence. Package list: 1 x tester