AMTuned will be closed 11/4 - 11/8 for SEMA. Orders will ship week of 11/11.



AMTuned Cylinder Head Rebuild for Audi B6 / B7 S4 4.2L

Regular price $1,595.00

Cylinder head rebuild for the B6 B7 S4. Send in your cylinder heads and let us bring them back to life! Turn around time is usually within 3 weeks once cylinder heads are received.

Cylinder heads are to be stripped of timing components, timing bolts, camshafts, rockers, and nuts/bolts. Valve and spring assembly can remain untouched. Shipping to and from our facility is not included in price. Free local delivery and pickup is available. Please ship cylinder heads in individual box's and properly packed tight to prevent damage. Keep in mind that the packaging has to be stout enough for us to repack your items or additional packaging fees for return will be added. 

Shipping to and from our location is not included in pricing and is the customers responsibility. When shipping cylinder heads to us, package them separately in box's with sufficient protection and deliver them to:

AMTuned LLC

5079 North Dixie Hwy #159. Oakland Park, FL 33334

Stage 0:

  • New Guide Installation
  • Viton Valve Guide Seals
  • Cleaning / Blasting of Cylinder Head
  • Mating Surface Skimmed
  • Valve Seats Cut For New Life Cycle
  • Valves Cut For New Life Cycle
  • Assembled Heads Pressure Tested
  • Replacement valves for bent ones will be invoiced separately

Stage 1: For those looking for stronger valves or needing replacement valves. Includes all items in stage 0 package with the addition of below:

  • AMTuned spec Supertech Valve Kit

Stage 2: Includes all items in stage 0 package with the addition of below: 

  • Supertech Complete Upgraded Valve Assembly W/ AMTuned Spec Supertech valves. Standard Size.   
  • Supertech HD Spring Package with Double Spring Exhaust Valves. 
    Performance Valve Job