Stock sized valve head diameter, single groove keeper setup for high RPM use - Includes Supertech valves, single groove keepers and IE valve seals
10X Entries Into Our F80 M3 Sweepstakes
Brand:
ES#:
3647479
Mfg#:
ST-AIVN-1103SKT1
Back Ordered
$679.99
This product was last offered at the strikethrough price on 11-04-2026
+1mm oversized valve head diameter, single groove keeper setup for high RPM use - Includes Supertech valves, single groove keepers and IE valve seals
10X Entries Into Our F80 M3 Sweepstakes +1mm oversized valves & singe groove keeper setup - Requires machine work to cylinder head
Brand:
ES#:
3647480
Mfg#:
ST-AIVN-1106SKT1
Back Ordered
$818.99
This product was last offered at the strikethrough price on 11-04-2026
Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button
Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button
Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button
Stock sized valve head diameter, single groove keeper setup for high RPM use - Includes Supertech valves, single groove keepers and IE valve seals
10X Entries Into Our F80 M3 Sweepstakes
Brand:
ES#:
3647475
Mfg#:
ST-AEVI-1103SKT1
Back Ordered
$779.99
This product was last offered at the strikethrough price on 11-04-2026
+1mm oversized valve head diameter, single groove keeper setup for high RPM use - Includes Supertech valves, single groove keepers and IE valve seals
10X Entries Into Our F80 M3 Sweepstakes *Oversized valves require extra machine work to the cylinder head.*
Brand:
ES#:
3647477
Mfg#:
ST-AEVI-1106SKT1
Back Ordered
$644.99
This product was last offered at the strikethrough price on 11-04-2026
Performance kit composed of a careful selection of our best sellers, offering valuable performance gains at a 'bang for the buck' price point
10X Entries Into Our F80 M3 Sweepstakes
Reduces the delay of your "Drive by Wire" throttle response - All new V3 model provides additional features such as 'valet' and 'pedal lock' modes
Fits both manual and automatic transmission models
Stock sized valve head diameter, factory triple groove keeper setup - Includes Supertech valves and IE valve seals
10X Entries Into Our F80 M3 Sweepstakes *Existing factory triple-groove valve keepers are to be reused*
The Gen-V WG50 Pro-Gate50 external wastegate is a cost effective, high performing 50mm external wastegate.
*General use wastegate for custom, externally gated big turbo applications - Not a direct fit wastegate*
Brand:
ES#:
4007256
Mfg#:
TS-0554-1012
In Stock at Vendor
10% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$635.99
This product was last offered at the strikethrough price on 11-04-2026
Our name says it all. That's why ECS Tuning is dedicated to providing our customers with the broadest possible assortment of engine tuning options at a range of prices and options to fit any budget. Start small and grow your car into something special with performance engine upgrades from a company that has tuning in its name and its blood.
Lifetime Replacement
