Built to withstand the rigors of motorsport and aggressive driving, the JE Pistons BMW S14B20 13.0:1 Piston Kit is the ultimate upgrade for drivers seeking enhanced power and performance in their naturally aspirated engines.
Wake up your BMW with dyno-proven gains by Jim Conforti - +15HP +15LB/FT
Satisfaction guaranteed! Includes 30 day money back guarantee and limited lifetime warranty -- For 1987 models with a manual transmission and ECU numbe
Brand:
ES#:
3979372
Mfg#:
524-200
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$249.00
This product was last offered at the strikethrough price on 05-02-2026
Wake up your BMW with dyno-proven gains by Jim Conforti - +15HP +15LB/FT
Satisfaction guaranteed! Includes 30 day money back guarantee and limited lifetime warranty. -- For vehicles with automatic transmission & Bosch DME #0
Brand:
ES#:
3098052
Mfg#:
153-330
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$249.00
This product was last offered at the strikethrough price on 05-02-2026
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
Brand:
ES#:
5457434
Mfg#:
UVM76MMTSTYLEX1
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SAVE 10%
$499.99
This product was last offered at the strikethrough price on 08-25-2026
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
Brand:
ES#:
5457432
Mfg#:
UVM76MMDUALOUTX1
Back Ordered
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SAVE 10%
$399.99
This product was last offered at the strikethrough price on 08-25-2026
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
Brand:
ES#:
5457437
Mfg#:
UVM.89MM.X1
Back Ordered
ON SALE!
SAVE 10%
$399.99
This product was last offered at the strikethrough price on 08-25-2026
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
Brand:
ES#:
4686062
Mfg#:
UVM.63MM.X1
Ships in 5 Business Days
ON SALE!
SAVE 10%
$399.99
This product was last offered at the strikethrough price on 08-25-2026
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
