Add to Cart Tein Tein S.Tech Springs (Lowers 1" Front and .6" Rear) - 2008-2009 Pontiac G8 GT MSRP: $410.00 $328.00 You save $82.00 Tein S.Tech Springs SKF04-AUB00 for a 2008 2009 2010 2011 2012 Pontiac G8 GT (GT V8) - Font: -1 - Rear: -0.6. Tein S.Tech Springs are an excellent step towards suspension tuning. They offer approximately a 1.5 inch drop for a more aggressive appearance... Add to Cart Compare