Attention: TDR Forum Junkies 
Amazon has a decent deal on Royal Purple:
15-40, 5 Gal, for ~$126 with free shipping. Where I live that's a pretty decent deal.
Amazon.com: Royal Purple 05154 15W40 Synthetic Motor Oil - 5 Gallon Pail: Automotive: Reviews, Prices & more
15-40, 5 Gal, for ~$126 with free shipping. Where I live that's a pretty decent deal.
Amazon.com: Royal Purple 05154 15W40 Synthetic Motor Oil - 5 Gallon Pail: Automotive: Reviews, Prices & more
