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Are you Looking to do an LS Swap on your Classic Oldsmobile? PSI can get you set up with everything you need to get your ride 'Wired up and fired up!". From our Harnesses Made in the USA with high quality wire and different loom options to suit your needs, Our PCM tuning service where we can get you set up with a base tune for your engine and transmission, Dakota Digital gauges, Accessory Brackets, American Autowire Chassis Harnesses, Oil Pans, & More.


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