the intake system for 850s is awesome the way it is. Just get a high flow panel filter- it seals, sounds good, already pulls air from the grille area, what else do you need

find a spot on your boost line and place a t-fitting in it, then run the boost line through da firewall, then snake up along (neatly) the door/weatherstripping then run the electric from your gauge to your headlight controls- make sure to do some research for the s80 to get everything you need and a...

You might as well start by replacing every rubber elbow and cracked vacuum hose / line. Check to make sure the vacuum tree's non-utilized ports are capped off snug. Replace the turbo/intercooler hoses with a silicone set, not cheap but worth it. Make sure youf codes are clear. Resetting the codes if...

you're missing speedtuning, they are quite popular, cheaper than most as well.

Recently got this old baby, Florida car with no rust, some good mods already done to her. T3/T4 .58 trim, 3" full exhaust, 31" intercooler, accumulator mod done to help auto trans perform, mbc, 650cc injectors, msd ignition, 3" amm, just needs some finishing up (chips and ebc) The sun...