quattrotech80

I bought this piece and never used it.
Fits many Audi's. Allows for the use of
Walbro or any 39mm dia. fuel pumps
in stock factory basket. $75 before shipping
from 034. Get it for $57 shipped here.

Here's the info from 034:

034Motorsport now offers a Billet Aluminum Drop-In Fuel Pump Mounting Bracket for Audi Applications!

This bracket adapts high-flow 39mm fuel pumps to be installed directly into the factory basket.

Recommended Fuel Pumps:

Aeromotive 340 LPH Fuel Pump
800 Horsepower-Capable
Flow at 55 PSI: 295 LPH
Flow at 75 PSI: 260 LPH
AEM 320 LPH Fuel Pump
750 Horsepower-Capable
Flow at 55 PSI: 288 LPH
Flow at 75 PSI: 258 LPH
What's Included:

Billet Aluminum Fuel Pump Mounting Bracket
Fitment:

C4 Audi S4/S6 AAN
When installing an upgraded fuel pump into a UrS4/S6, it is strongly recommended to use the 034Motorsport C4 Fuel Pump Relay Kit.
B3 Audi Coupe Quattro I5 20V
B3 Audi 90 Quattro I5 20V
B3/B4 Audi S2/RS2
B4 Audi 90 Quattro
B5 Audi A4/S4/RS4
C5 Audi A6/Allroad
B6 Audi A4