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Thank you for visiting AMTuned. Home of the most powerful & reliable Audi engine builds in the Americas. Below are our featured products. 

Audi R8 4.2L & 5.2L Engine Rebuild Program
Audi R8 4.2L & 5.2L Engine Rebuild Program
From $13,995.00
Audi 4.2L 32V BNS / CAU (B7 RS4, S5 4.2) Engine Rebuild Program
Audi 4.2L 32V BNS / CAU (B7 RS4, S5 4.2) Engine Rebuild Program
From $12,995.00
AMTuned Engine Rebuild For Audi 3.0 EA837 Supercharged Engines
AMTuned Engine Rebuild For Audi 3.0 EA837 Supercharged Engines
From $11,495.95
AMTuned Phaser Sprockets for Audi B6 / B7 S4 4.2L
AMTuned Phaser Sprockets for Audi B6 / B7 S4 4.2L
$624.95
Audi EA839 JE Piston Package B9 / B9.5 S4 S5 3.0 Turbocharged
Audi EA839 JE Piston Package B9 / B9.5 S4 S5 3.0 Turbocharged
$1,699.95
AMTuned Private Label Timing Kit - Audi 4.2L 40V B6 / B7 S4 & Allroad
AMTuned Private Label Timing Kit - Audi 4.2L 40V B6 / B7 S4 & Allroad
From $945.95
AMTuned Engine Rebuild For EA839 3.0L & 2.9L Turbocharged Engines
AMTuned Engine Rebuild For EA839 3.0L & 2.9L Turbocharged Engines
From $11,495.00
Audi S4 B6 B7 4.2L 40V BHF BBK Engine Rebuild Program
Audi S4 B6 B7 4.2L 40V BHF BBK Engine Rebuild Program
From $11,999.95
Supertech Performance Standard Size Valves for B6 / 7 Audi S4 BHF /BBK 40V 4.2L
Supertech Performance Standard Size Valves for B6 / 7 Audi S4 BHF /BBK 40V 4.2L
$969.95
Audi 3.2L Stroker Kit for 3.0 EA837 Supercharged Engines
Audi 3.2L Stroker Kit for 3.0 EA837 Supercharged Engines
$3,895.95
Audi 3.0 Supercharged EA837 Bare Block Sleeving
Audi 3.0 Supercharged EA837 Bare Block Sleeving
$3,800.00
Audi 4.2L Bare Block Sleeving
Audi 4.2L Bare Block Sleeving
$4,499.95