ATPEAM Exhaust Pipe Expander Stretcher Tool Set 28mm Muffler Pipe Spreader Automotive Car Tool Kit 1-5/8 to 4-1/4 Inches for Tail Pipe Tube with Storage Case - AM-0929-01

• Premium Quality: This exhaust pipe expander stretcher tool set is made of aerospace-grade 6061 aluminum while the expander utilizes tempered 40CR alloy structural steel, using quenching and phosphating treatment, ensuring rugged rigidity then extended service life. Function: This muffler pipe spreader automotive car tool kit is used for expanding mild steel exhaust pipes to make perfect exhaust seals with smaller diameter piping. Expanding your tailpipe increases exhaust volume, which increases vehicle RPM to give you more power for your engine. The exhaust hanger tool easily expands pipes with ease. Easy to Use: Simply choose the proper collet, iubricate the part of the exhaust expander tool, attach sleeves as needed, clamp the pipe, and then expand away. Pipe might need to be warmed during winter months to prevent damage while using tube expander. Broad Expanding Range: This exhaust pipe stretcher kit offers 7 different collet sizes for expanding steel and stainless exhaust pipe from sizes 1-5/8" up to 4-1/4", including steel expander 1 5/8" - 2" collet, steel expander 2" - 2 1/2" collet, 2 3/8"- 2 3/4" collet, 2 3/4" - 3 1/8" collet, 3 1/8" - 3 1/2" collet, 3 1/2" - 3 7/8" collet, 3 7/8" - 4 1/4" collet. Storage Case: The stretcher expander tool kit is packed in a heavy-duty storage case with precision-sized compartments for every piece - great for storage and transport while lengthening the life of the tool set.