Quote:
Originally Posted by mcrews
exactly!
When I had the Infiniti Q45, I tested running regular and high on my trips to texas. The ecu would alter the timing and reduce the mpg.
On newer cars (the Q45 was an 02) run what is recommended. THe ECU KNOWS! |
The VW 1.8L turbo gas mark 4 engine saw at least 2mpg less on RUG then mid grade.
__________________
1984 chevy suburban, custom made 6.5L diesel turbocharged with a Garrett T76 and Holset HE351VE, 22:1 compression 13psi of intercooled boost.
1989 firebird mostly stock. Aside from the 6-speed manual trans, corvette gen 5 front brakes, 1LE drive shaft, 4th Gen disc brake fbody rear end.
2011 leaf SL, white, portable 240v CHAdeMO, trailer hitch, new batt as of 2014.
|