Edited September 11, 2019
at 02:07 PM
Amazon has Shell Rotella T6 5W-40 1 gal. 3PK. CJ-4 Synthetic Motor Oil, 128. Fluid_Ounces, 3 Pack for $51.60 after coupon and 5% S&S
Clip the coupon and check out with subscribe and save. Total is $51.60 plus tax with 5% S&S. Can get 15% off with 5 subscriptions.
Price for 1 gallon at Wally World is about $23 and currently $21 at Amazon. This is a great oil for diesel engines.