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Originally Posted by staredecisis I just bought a 2005 Scion xB with about 53k on the odometer. I gave the car a tune-up - not that it needed it or anything... - I Changed the oil to Mobil1, Drained the transmission and filled it with Royal Purple, replaced the spark-plugs to NGK Double-platinum and swapped out the stock air-filter for another of the same model.
Anyhow, the car still feels a little anemic in the way of acceleration. I was trying to figure out whether an SRI would knock the air/fuel ration too much out of whack. Also, how badly would an SRI affect the mpg? Any input would be greatly appreciated by this Toyota/Scion nOOb... Also, would a plain-jane K&N airfilter make any appreciable difference? |
The 05 is a gen 1 and this post is in the gen 2 (2008 and newer) section of the forum, so a better answer would be in the performance section of the Gen 1 area.
Anyways, the Gen 1 has a 1.5L engine and is a bit low on power. The Gen 2 has the "classic" Toyota 2.4L and a good bit more power than the gen 1. The engines and the related drivetrain system are completely different animals. The xB2 is closely related to that of the tC, however.