help deciding mods

Hey guys I’m trying to see if anyone knows maybe the brand of these long tubes some guy in my area said they don’t have a name or part number should passed or buy them 150 he said

Currently have a Vortech JT and its just not enough and its time to upgrade. Aiming for the 1,000rwhp-1,500 range and was leaning toward a twin setup but then after talking to some people I started looking into a F1R or other similar head units. Which would be better, any pros or cons of each...

Hello guys, im having trouble deciding my next mods. I have an auto 2013 mustang gt and it made 405 rwhp with a tune + these mods: - ARH LT headers 1.3/4 - o/r x-pipe - JLT Cai - Xforce varex axleback We always race from a roll around here never from a dig. I want my stang to be faster. Should...