» Site Navigation | | » Recent Threads | | | 1999 M3 Swap 09-07-2023 10:10 PM 06-01-2024 03:04 PM 7 Replies, 426,515 Views | | | | | | 03-16-2010, 04:29 PM | #1 | Senior Member Join Date: Mar 2010 Location: Tulsa, OK Posts: 252 | I have a question about rear diff service. Ok, so i'm going to be doing a rear diff service on my 1996 318ti, it has a rear lsd diff, now the bmw dealer told me to run 75w-90 synthetic, when i asked them about additive they said that none is needed, is that right? every lsd i have ever seen has had some type of friction modifier. what do u guys think? __________________ 1996 318ti base: m44, 5 spd, lsd - 18x8 bremmer kraft wheels w/sumitumo tires 225/40R18 & bmw locking lug studs, 10mm spacers in rear, halo headlights, cold air intake, koni str.t struts and shocks w/mounts, h&r sport springs, serp belts, control arm & tie rod kits, front sway bar links, JVC kd-x50bt headunit w/ipod hook up in the glove box, alpine sps-500(front and rear), jl audio 10" powerwedge max, jl audio 250.1 amp, motor mounts, fuel filter, passenger side window motor, drivers lower window run, muffler hanger kit, various interior bulbs, left door striker/ajar switch, lower hood latches, changed from gray vinal to black leather shift and parking brake boots, m3 weighted shift knob, ngk-r spark plugs, magnecor spark plug wires(blue),new cabin micro-filters,new headliner & a-pillar mouldings, 5w20 synth-blend oil and filter, BG Ultra Guard syn. rear end fluid & ls additive, BG Syncro Shift II syn. manual trans fluids, stainless steel braided brake lines and dot 4 fluid, extra brake light mod, new p/s reservoir and rubber hoses need to do - fix door panels, paint job, MORE MONEY!! | | | 03-16-2010, 09:34 PM | #2 | Senior Member Join Date: Sep 2007 Location: asdfasdf Posts: 10,002 | I know mine needed a special oil for the LSD, I'd go to bavauto.com and pick up the Redline synthetic fluid for LSD, you have to change it so rarely that you might as well splurge a little | | | | Currently Active Users Viewing This Thread: 1 (0 members and 1 guests) | | Posting Rules | You may not post new threads You may not post replies You may not post attachments You may not edit your posts HTML code is Off | | | |