Discussion in 'Transmission' started by HDSickness, May 3, 2011.
Is it ok to use spectro 6 speed with a 5 speed tranny or do they make a fluid for the 5 speeds?
GL1 for 5 speeds and GL5 for 6 speeds but you can use the GL5 in a 5 speed too, both available from Spectro oils. The GL1 is green and the GL5 is red.
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