Nope, you want taller tires unless you regear.
See if your EGR is plugging up. Seems they like to plug up around 200k miles.
I use both warm air and cold air depending on operating conditions.warm air for economy cold air for power, controlled by my switchable cold/warm air intake.
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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.
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