Intake & Exhaust Valves for BMW Z4 M Roadster S54 3.2L (2003-2008)

Supertech Upgraded Valve Stem Seal Kit - BMW S54 S52 S50 M54 M52 M50 ...

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T#:641030

Part#: VS-VBM6-6CYLKT

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$ 27.99 USD

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Includes a full set of polyacrylic intake and viton exhaust valve stem seals! Looking to replace your valve stem seals due to leaks, cracks, splits, or even during an upgrade of your camshafts, valve springs, or valves? Supertech valve stem seals are the way to go! This cheap but effective seal replaces the stock BMW seals that are notoriously prone to issues due to heat cycles and chemicals which cause the seals to become weak and brittle. Supertech seals offer a significantly longer life span and are resistant to both heat and chemicals thanks to their use of Viton or Polyacrylic construction (dependant on valve type). That means less time in the garage and more time on the street or track! These seals are also great for anyone who is looking to upgrade to dual valve springs thanks to the seal's overall thinner outer diameter! Guide OD: 8.8mm/.347" Seal OD: 12.2mm/.480"

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S54 Valve Adjustment Shim Set - With Tools

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T#:401664

Part#: VSK4KT2

In Stock

Sale - Save 6% $ 146.29

This product was last offered at the strikethrough price on
01-03-2026

$ 138.02 USD

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Sale - Save 6%

$ 146.29

This product was last offered at the strikethrough price on
01-03-2026

$ 138.02 USD

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Proper valve lash adjustment is critical for longevity and performance. If your S54 is due for valve adjustment maintenance you can do it yourself with this kit, saving hundreds of dollars in labor charges.

Includes

Shim set
Installation tool #83300493743
16 Blade Feeler gauge set

BMW recommends S54 valve inspection and adjustment every 30k miles.

*Click here for valve adjustment instructions*

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Genuine BMW Intake Valve - S54 3.2L

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T#:34526

Part#: 11347830889

Ships in 3 Business Days

4% off MSRP $ 66.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 63.99 USD

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4% off MSRP

$ 66.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 63.99 USD

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Genuine BMW Intake Valve - 35,0/5,97mm
This item fits the following BMW Chassis:
E46 M3,E85 Z4M,E46,E85 Z4,E86 Z4

Fits BMW Engines including:
S54

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Genuine BMW Exhaust Valve - S54

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T#:34525

Part#: 11347830888

Ships in 1-2 days

16% off MSRP $ 88.96

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 74.80 USD

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16% off MSRP

$ 88.96

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 74.80 USD

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Genuine BMW Exhaust Valve - 30,5/5,95mm
This item fits the following BMW Chassis:
E46 M3,E85 Z4M,E46,E85 Z4,E86 Z4

Fits BMW Engines including:
S54

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BMW M42 M50 M52 M54 6mm Single Groove Valve Keeper - Set Of 24 ...

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T#:21604313

Part#: KPR-6S-7-24

Ships in 5 Business Days

$ 51.99 USD

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$ 51.99 USD

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BMW M42 M50 M52 M54 6mm Single Groove Valve Keeper is a precision-engineered component essential for securing valves in BMW engines. Turner Motorsport offers this high-quality valve keeper, designed to fit specific Supertech valves for enhanced performance and reliability.

Precision Fit: Designed specifically for BMW M42, M50, M52, and M54 engines, ensuring a perfect fit with 6.0mm single groove valves.
High-Quality Construction: Made from durable materials to withstand high-pressure conditions and provide long-lasting performance.
Enhanced Valve Security: Two keepers are required per valve to securely hold the valve in place, preventing movement and ensuring consistent engine performance.
Compatibility: Ideal for use with certain Supertech valves, providing a reliable solution for engine builds and upgrades.
Easy Installation: Simple to install with standard tools, offering a hassle-free upgrade or replacement option.

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Supertech BMW S54 Dual VALVE Spring Kit - E46 M3 Z3M Z4M

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T#:7403169

Part#: SPRK-2521-2BM-T1

In Stock

$ 1,050.99

This product was last offered at the strikethrough price on
05-03-2026

$ 919.99 USD

Limited Qty Sale

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$ 1,050.99

This product was last offered at the strikethrough price on
05-03-2026

$ 919.99 USD

Limited Qty Sale

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Dual valve spring kit to be used with triple groove valves and OEM locks.

Supertech High Performance Valve Spring Set - E46 M3, MZ3 (S54), MZ4 ...

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T#:11760

Part#: TMS11760

Ships in 8 Business Days

$ 1,038.99 USD

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$ 1,038.99 USD

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For BMW's with S54 engines, these valve springs are made with premium Superclean Chrome Silicon Vanadium Steel alloy for high performance and durability at high rpms, with better memory. These are extremely high quality, offered at the best price.

Computer designed to ensure that the wire stress levels do not overpass the limits of stress defined in the diagrams of fatigue for long durability under extreme racing conditions. Computer software allows Supertech to make sure that the harmonics are well under control.

The retainers are manufactured with high quality military certified Titanium alloy, CNC machined for a tight fit that will ensure a long durability.

This item fits the following BMWs:
2001-2006 E46 BMW M3
2001-2002 Z3 BMW M Roadster M Coupe
2006-2008 E85 BMW Z4 M Roadster M Coupe

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Single Groove Valve Keeper 6mm - Priced Each

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T#:3268708

Part#: KPR-6S-7

In Stock

$ 5.99

This product was last offered at the strikethrough price on
03-04-2026

$ 2.99 USD

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$ 2.99 USD

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Two required per valve, for use with certain supertech valves 6.0mm single groove

Supertech 6mm Exhaust Valve Stem Seal - Viton - BMW S54 S52 S50 M54 M...

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T#:641010

Part#: VS-VBM6E

In Stock

$ 1.99 USD

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$ 1.99 USD

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Looking to replace your valve stem seals due to leaks, cracks, splits, or even during an upgrade of your camshafts, valve springs, or valves? Supertech valve stem seals are the way to go! This cheap but effective seal replaces the stock BMW seals that are notoriously prone to issues due to heat cycles and chemicals which cause the seals to become weak and brittle. Supertech seals offer a significantly longer life span and are resistant to both heat and chemicals thanks to their use of Viton or Polyacrylic construction (dependant on valve type). That means less time in the garage and more time on the street or track! These seals are also great for anyone who is looking to upgrade to dual valve springs thanks to the seal's overall thinner outer diameter! Guide OD: 8.8mm/.347" Seal OD: 12.2mm/.480"

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Supertech 6mm Intake Valve Stem Seal - Polyacrylic - BMW S54 S52 S50 ...

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T#:641011

Part#: VS-VBM6I

In Stock

$ 1.99 USD

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$ 1.99 USD

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Looking to replace your valve stem seals due to leaks, cracks, splits, or even during an upgrade of your camshafts, valve springs, or valves? Supertech valve stem seals are the way to go! This cheap but effective seal replaces the stock BMW seals that are notoriously prone to issues due to heat cycles and chemicals which cause the seals to become weak and brittle. Supertech seals offer a significantly longer life span and are resistant to both heat and chemicals thanks to their use of Viton or Polyacrylic construction (dependant on valve type). That means less time in the garage and more time on the street or track! These seals are also great for anyone who is looking to upgrade to dual valve springs thanks to the seal's overall thinner outer diameter! Guide OD: 8.8mm/.347" Seal OD: 12.2mm/.480"

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Genuine BMW Valve Spring Set - E46 Z3 Z4

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T#:34101

Part#: 11317830890

Ships in 1-2 days

$ 16.49

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 16.47 USD

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$ 16.47 USD

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Genuine BMW Set Valve Spring Yellow/Yellow
This item fits the following BMW Chassis:
E46 M3,E85 Z4M,E46,E85 Z4,E86 Z4

Fits BMW Engines including:
S54

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Genuine BMW Valve Adjustment Shim - 1.72 mm - E46 Z3 Z4

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T#:12960

Part#: 11347832270

Ships in 5 Business Days

$ 5.99 USD

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$ 5.99 USD

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Genuine BMW Adjusting Plate - 1,72 mm
This item fits the following BMW Chassis:
E46 M3,E85 Z4M,E46,E85 Z4,E86 Z4

Fits BMW Engines including:
S54

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Valve keeper for Audi/BMW/Opel 6mm stem Triple groove - Supertech ...

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T#:26704985

Part#: KPR-VW6-T

Ships in 8 Business Days

$ 1.99 USD

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$ 1.99 USD

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Intake & Exhaust Valves for BMW Z4 M Roadster S54 (2003-2008)

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Supertech Upgraded Valve Stem Seal Kit - BMW S54 S52 S50 M54 M52 M50 ...

S54 Valve Adjustment Shim Set - With Tools

Genuine BMW Intake Valve - S54 3.2L

Genuine BMW Exhaust Valve - S54

BMW M42 M50 M52 M54 6mm Single Groove Valve Keeper - Set Of 24 ...

Supertech BMW S54 Dual VALVE Spring Kit - E46 M3 Z3M Z4M

Supertech High Performance Valve Spring Set - E46 M3, MZ3 (S54), MZ4 ...

Single Groove Valve Keeper 6mm - Priced Each

Supertech 6mm Exhaust Valve Stem Seal - Viton - BMW S54 S52 S50 M54 M...

Supertech 6mm Intake Valve Stem Seal - Polyacrylic - BMW S54 S52 S50 ...

Genuine BMW Valve Spring Set - E46 Z3 Z4

Genuine BMW Valve Adjustment Shim - 1.72 mm - E46 Z3 Z4

Valve keeper for Audi/BMW/Opel 6mm stem Triple groove - Supertech ...

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