It wasnt just stillens customer support, it was the tuner i used in passaic n.j.,
He promised alot of stuff and nly delivered on aout 1/2 of them,
Ijust found out the hard way when he did my last ol change he boke 2 center lips that hold the bottom plastic engine over on. It stsrted flapping around on the highway.
What a joke

 

If you're close to rt tuning. Take it therr