Nitro RC engine exhaust cooler by GDS racing and return line length for Mugen OFNA Serpent Kyosho

I wanted to add and exhaust cooler to my Mugen MBX truggy. I designed this mount to keep everything clean. The exhaust cooler is made by GDS racing
Exhaust cooler on amazon
https://www.amazon.com/gp/product/B0858YJ11S/ref=as_li_tl?ie=UTF8&tag=fintechcomm0f-20&camp=1789&creative=9325&linkCode=as2&creativeASIN=B0858YJ11S&linkId=37951c8bda6d3440ebde26da9942b102

Mount on Thingiverse
https://www.thingiverse.com/thing:4872388