2000 Audi S4 vs 2011 BMW M3
A 2000 APR Stage 2 Audi S4 takes on a 2011 BMW M3.
Audi S4 Modifications
APR Stage 2
Bailey diverter valves
turboback catless Exhaust
JHM Manual Boost controller
2011 BMW M3
Paint matched reflectors
Black Chrome grills
Black Chrome sidegills
Mechanically 100% stock
Watch this video in full 1080P for the best video and sound quality!
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TiAL 770 Audi S4 Tuning @ EPL, 578whp
After two days of tuning, we arrived at 578whp at about 29psi of Boost on pump fuel.
-2.7 short block with SuperTech pistons (82.5mm 8.5 to 1 compression ratio)
and Pauter rods with oil rifling for the pin. Block was machine bored/honed
and internally balanced to 9500 rpm. Total displacement after oversized
pistons and boring is 2.8L
-2.8 cylinder heads, custom ported/flowed. Cat Gold titanium valve springs
and retainers. 2.8 intake cams and 2.7 Exhaust cams. New valve guides and valve stem
seals. Seven angle valve job.
-Tial 770R turbo kit with inlet tubes
and hoses, oil feed lines, coolant feed lines, waste gate signal and
actuator lines, and lower pressure hoses.
-Evolution Racewerks sidemount Intercoolers.
-Hand fabricated ASW divorced down pipes with 3 inch dual center section
and stainless bolt together flanges. No catalytic converters. Two three
inch stainless resonators and two three inch stainless flex couplers.
-AWE Twin 2 catback Exhaust
-EPL fueling kit with 83lb Bosch EV14 injectors. EPL mass air flow sensor
housing. RS4 accordion hose. NGK spark plugs gapped to 25 thousandths.
-EPL custom ECU tune for 93 octane fuel
-Two Bosch Motorsport "044" high flow fuel pumps with drop in
components/basket, one pump mounted externally with AN fittings/plumbing.
External high micron fuel filter and check valve.
-Apikol snub mount.
-Aquamist HFS-6 water/methanol injection system, with twin 1mm nozzles
mounted in bi pipe.
-Apikol trunk mounted methanol tank.
-Autometer 60psi Boost gauge with
center vent mount.
-APR bi pipe
-HyperBoost diverter valves
-SDR X-1 intake
-RS4 engine mounts
Tial650R 0 200kph
2000 Audi S4 Stage 4 Tial650R turbos
built by Jordan Smith (myself), tuned by VAST performance. Tuned at 4000
My wife is the "camera-man", so the camera is a little shaky.