BMW E46 Fanatics Forum banner

royal purple

  1. Royal Purple to Mobil1

    General E46 Forum
    Heu guys, I'm about to do my oil change on my 330i. The previous owner had serviced it with RP, I have Mobil1. Is there any need to do a engine flush before switching to Mobil1? Is there anything I should look out for before doing this? I used the search function before I made this topic...

  2. Dirty, sludgy, and grimy m54.

    General E46 Forum
    My e46 is about due to get an oil change so yesterday I went out and invested in 8quarts of Royal purple synthetic. After I drained all the oil out of the car, I opened the filler cap and I noticed all the nasty sludge on it and the cam cover. I had seen it before but I figured that before I put...

  3. 6spd Transmission Fluid

    ///M3 Forum
    Ok Fellow Fanatics... Can we get a poll started as to what Fluid works best for these trannys.. Redline / MTF-LT2 Royal Purple / Syncromax BMW OE / Castrol MTF-LT2

  4. Royal Purple FTL!!!!

    General E46 Forum
    I am always open to trying new products with an open mind and after hearing/reading so many good reviews i thought id give Royal Purple a try. So i bought royal purle oil (5W30) last week and my cars performance dropped!! :banghead: I never thought full synthetic oil could make such a negative...
Top