Audi S4 A6 all road  97-04

• Egc stag#1 Egc stag#1 13psi 91 octane k03 turbo 
• Egc stag#1.5 13psi 91oct. k03  delete  dtc o2 kat ,air pomp
• Egc stag#2 15 psi 94oct k03 delete o2 kat ,air pomp,
• Egc stag#3 630cc 20 psi 94oct k04 delete o2 kat ,air pomp 
• Egc stag#4 630 cc 22psi 94oct k24 delete o2 kat ,air pomp 

Obd2 flashchip

Launch control 2step bang bang