Well I just did it this weekend I put in Royal purple 75/90 syn in the rear diff,
and will do front this week.
anyone else using same. any comments. I only had 10 miles on valv syn that I had in there. Valvoline was darker at 10k miles then the factory was at 20k had a stronger smell as well. but will keep everyone posted on the new oil.
2004. 5 2500 QUAD LONG BED 4X4
STAGE I INTAKE GUTTED TUBE, MUFFLER RAN OFF W/ MY KITTY. TST PMAX AUTO-METER EGT AND BOOST 0-60 ON STEERING WHEEL. 285/70/17 COOPER SST. DURABAK COATED ROCKER PANELS AND STEP BARS.
FUTURE MODS VBODIE, TQ CONV AND TURBO.
SOON PUTTING IN MECH, OIL PRESSURE GAUGE.
PROUDLY SERVING AS AMERICA'S
TIP OF THE SPEAR.
UNITED STATES MARINE SINCE 1993
and will do front this week.
anyone else using same. any comments. I only had 10 miles on valv syn that I had in there. Valvoline was darker at 10k miles then the factory was at 20k had a stronger smell as well. but will keep everyone posted on the new oil.
2004. 5 2500 QUAD LONG BED 4X4
STAGE I INTAKE GUTTED TUBE, MUFFLER RAN OFF W/ MY KITTY. TST PMAX AUTO-METER EGT AND BOOST 0-60 ON STEERING WHEEL. 285/70/17 COOPER SST. DURABAK COATED ROCKER PANELS AND STEP BARS.
FUTURE MODS VBODIE, TQ CONV AND TURBO.
SOON PUTTING IN MECH, OIL PRESSURE GAUGE.
PROUDLY SERVING AS AMERICA'S
TIP OF THE SPEAR.
UNITED STATES MARINE SINCE 1993