It will not shrink or crack, resists weathering, is sensor safe and is great for many automotive applications. JB WELD SILICONE HI TEMP RED. DO IT YOURSELF: Big or small, you can DIY it with J-B. Temperature Resistance - 343°C.
High Temp Gasket Maker & Sealant Red RTV 100% Silicone JB Weld 31314
JB Weld Exhaust Weld Repair Wrap - High Heat Fibreglass Wrap Bandage
JB WELD 38572UK Exhaust-Weld 2"x72" Repair Wrap Gloves 5"x24" Aluminum Tape Kit
JB Weld - Exhaust Weld Total Exhaust |2 X 72" |Fiberglass Wrap |Temp Resistant
JB WELD - Exhaust Weld Repair Cast ~ 2x 72 Inch Fibreglass Wrap ~ (38572UK)