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Audi B9 S4 Quattro 3.0T

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Audi B9 S4 Quattro 3.0T Performance Cylinder Heads

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M11 Head Stud Kit EA839 2.9T/3.0T

ES#5446956 - 034-201-5031 - M11 Head Stud Kit EA839 2.9T/3.0T - Designed to maintain reliable clamping force under sustained heat and load, addressing the limitations of OE torque-to-yield head bolts that can stretch and degrade at higher power levels. - 034Motorsport - Audi

Designed to maintain reliable clamping force under sustained heat and load, addressing the limitations of OE torque-to-yield head bolts that can stretch and degrade at higher power levels. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
5446956
Mfg#:
034-201-5031
In Stock
ON SALE! SAVE 10%
$550.00

This product was last offered at the strikethrough price on
08-17-2026

$495.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

M11 Upgrade Head Stud Set Burnished

ES#4871994 - P101181610.BR - M11 Upgrade Head Stud Set Burnished - High-strength Pro-Series 18.8 stud bolts. - Wagner Tuning - Audi

High-strength Pro-Series 18.8 stud bolts.

Brand:
Wagner Tuning - Corporate Logo
ES#:
4871994
Mfg#:
P101181610.BR
Ships in 1 Business Day
$599.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Pro Series Main Stud Set

ES#4780217 - WAG-P201050810.B - Pro Series Main Stud Set - When running big power, the OE studs simply won't cut it! - Wagner Tuning - Audi

When running big power, the OE studs simply won't cut it!

Brand:
Wagner Tuning - Corporate Logo
ES#:
4780217
Mfg#:
WAG-P201050810.B
Ships in 2 Business Days
$349.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Main Stud Set Burnished

ES#4871996 - P201050810.BR - Main Stud Set Burnished - Pro-Series 18.8 stud bolts. - Wagner Tuning - Audi

Pro-Series 18.8 stud bolts.

Brand:
Wagner Tuning - Corporate Logo
ES#:
4871996
Mfg#:
P201050810.BR
Ships in 1 Business Day
$299.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Cylinder Heads

Engines are just air pumps. How efficiently they can pump and how much they can pump determines how powerful they are. Upgrade cylinder head components to improve your engine's performance, like valves, valve springs, camshafts, rocker arms, and entire cylinder heads to unlock more power from your engine.

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Manufacturer names and/or part numbers are used only for identification purposes.

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