Precision Industries 3300 Pump #8 Torque Converter
Description: A torque converter connects the engine to the automatic transmission, much like a clutch connects an engine to a manual transmission.
Price: Bought Used. $315.00
Install: Speed Inc. $250.00
Pro's: Killer 60' times.
Con's: Hard to stick to the street. Slippage can kill top end mph.
Verdict: Defenately a good mod for an A4. $565.00

TransGo Shift Kit Stage 3
Description: It redirects the tranny fluid and reduces slip and heat. By doing that it quickens and firms the shifts, thereby improving acceleration.
Price: Speed Inc. $109.00
Install: Speed Inc. $125.00
Pro's: Can hold the trans in any gear. Firms up the shifts nicely.
Con's:
Verdict: Good mod to do with a torque converter. $234.00

Corvette Servo
Description: Controls the firmness of the shifts.
Price: Precision Industries $47.00
Install: Speed Inc.
Pro's: Complimented with a Shift Kit, I can now chirp the 1-2 shift.
Con's:
Verdict: A good cheap mod to do with the TransGo Shift kit. I have encountered no problems. $47.00

B&M Transmission Cooler
Description: Cools down the transmission fluid.
Price: Speed Inc. $49.00
Install: Speed Inc. $50.00
Pro's: Keeps your transmission from overheating.
Con's:
Verdict: If you have a aftermarket torque converter, you'll need one of these. $99.00