Request for Update to T4 Spec Line for Chevrolet Sonic (2011-)
#29838 from Gary McCormick · Rule change · TB 21-02 (2021-02 Fastrack)
In T4 Spec Lines, Chevrolet Sonic (2011-), change as follows:
"Chevrolet Sonic RS (2011-)"
In T4 Spec Lines, Chevrolet Sonic (2011-), change Notes as follows:
"28mm TIR required and must be placed with the restriction within 10 mm of the end of the stock turbo inlet. The PCV port in the
stock turbo inlet must be plugged. Eibach 38160.140 allowed. ZZP Part # ZZ-SNCRSB allowed. Front strut brace allowed. GM
suspension kit #2312 → 3679 allowed. H&R 50702 spring kit allowed."