Awesome facility and friendly service. The guys at underground are knowledgeable and experienced. They are very courteous and honest...found an issue and they called me in to show me. I really appreciated that honesty especially with so many horror...
Read more...2015 Dodge Challenger Scat Pack
+10whp / 16tq just from a tune.
Total of 435whp / 513tq
Car is bone stock. just tuned in house. Has run consistent 11.8s after this tune and nothing else