Upgrade to Supertech's High Performance Oversized Valve Kit!
- Brand:
-
- ES#:
- 4727632
- Mfg#:
-
SUP-HPVK-S58+
$1099.99 USD
Free Shipping
on orders $49 and up
Upgrade to Supertech's High Performance Standard Sized Valve Kit!
- Brand:
-
- ES#:
- 4727631
- Mfg#:
-
SUP-HPVK-S58
$1099.99 USD
Free Shipping
on orders $49 and up
Upgrade your Valve Springs in your BMW S58! - 75lbs
- Brand:
-
- ES#:
- 4727622
- Mfg#:
-
SUP-HPVSK-S58-75
$999.99 USD
Free Shipping
on orders $49 and up
Lifetime Replacement
- Brand:
-
- ES#:
- 4727633
- Mfg#:
-
FER-HPVK-S58
$999.99 USD
Free Shipping
on orders $49 and up
Lifetime Replacement
Oversize. 30.6mm intake, 29mm exhaust.
- Brand:
-
- ES#:
- 4809994
- Mfg#:
-
FER-HPVK-B58-T29
$929.00 USD
Free Shipping
on orders $49 and up
Lifetime Replacement
High performance valve springs. 84lb@ 37mm, 157lb @ 10mm
- Brand:
-
- ES#:
- 4716117
- Mfg#:
-
SPR-FE20BE-2
$20.99 USD
Free Shipping
on orders $49 and up
Lifetime Replacement
Replace your worn valves
- Brand:
-
- ES#:
- 209998
- Mfg#:
-
11341287814
3% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$143.99
This product was last offered at the strikethrough price on
07-21-2026
$139.99 USD
Free Shipping
on orders $49 and up
Lifetime Replacement
Replacement exhaust valve
2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
- Brand:
-
- ES#:
- 2873733
- Mfg#:
-
11341739821
$30.99 USD
Free Shipping
on orders $49 and up
Lifetime Replacement
Allows the release of exhaust gasses from the combustion chamber.
- Brand:
-
- ES#:
- 4820408
- Mfg#:
-
11347598273
$10.78
This product was last offered at the strikethrough price on
03-30-2026
$9.89 USD
Free Shipping
on orders $49 and up
Lifetime Replacement
Exhaust valve with better airflow
- Brand:
-
- ES#:
- 2652198
- Mfg#:
-
11347833676
$167.99 USD
Free Shipping
on orders $49 and up
Lifetime Replacement
Set of 12
- Brand:
-
- ES#:
- 2652202
- Mfg#:
-
11347833676KT
$2015.99 USD
Free Shipping
on orders $49 and up
Lifetime Replacement
Replacement exhaust valve
For vehicles with production date up to 12/1986
- Brand:
-
- ES#:
- 3039151
- Mfg#:
-
11341267722
$18.99 USD
Free Shipping
on orders $49 and up
Lifetime Replacement
