GIAC VW Mk4 Golf | Jetta 1.8T K04-020 Performance SoftwareGIAC performance software for the 2005 2001 Golf Jetta w K04 020 Turbo Upgrade smoothly delivers up to 300 hp & 300 ft lbs. at the crank. For optimum performance the software MUST be coupled with . Required Hardware: K04 020 from Audi TT 225 Exhaust Manifold from Audi TT 225 42 Draft K04 020 Downpipe for Mk4 Golf Jetta 380cc injectors (Audi 225TT 380cc) Audi TT 225 MAF with real TT sensor (Part number: 06A906461E) N75 F valve works best (058906283F)

These also do not have lettering stamped on the lenses

and power will be taken to greater heights

Optimized design that replaces the heavy and restrictive factory side mufflers for improved exhaust flow

Quad 80mm (3

The IE 3 inch stainless steel downpipe is comprised of only the best materials and quickly bolts on

German OEM Style Clamp

-Bolt Pattern: 5x100

5 (Genuine)

Cat-back: If raw and rowdy are your speed

3/4" thick high-density polyethylene (HDPE) body for strength and durability

0T high-flow cat a must-have for any VW enthusiast that values performance and their pocketbook

Air Ride Emergency Kit(4) Straight PTC Unions (females) 1/4 to 1/4(2) Swivel Elbow (1/4npt)(2) Reducer (3/8-1/4)(1) Line Cutter(1) Thread Tape(1) 20ft of air line(1) 40a Relay(4) Quick Splices