BMW Z Series E85/6 (2003-2008)

Clear BMW chassis

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HJS - Corporate Logo
T#:556847
Part#: 18201401797
Ships on Sep 1, 2026
$ 35.99

This product was last offered at the strikethrough price on
07-15-2026

$ 24.64 USD
Free Shipping on orders $49 and up
$ 24.64 USD
Free Shipping on orders $49 and up
Rear muffler hanger
HJS - Corporate Logo
T#:2423575
Part#: 1K0253141N
In Stock
18% off MSRP $ 34.20

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

$ 27.99 USD
Free Shipping on orders $49 and up
18% off MSRP
$ 34.20

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

$ 27.99 USD
Free Shipping on orders $49 and up
Commonly found between mid-pipe and front muffler. 60x95mm
Shark Injector - Corporate Logo
T#:387575
Part#: N745Z430
Ships on Aug 11, 2026
Sale - Save 10% $ 349.00

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

$ 314.10 USD
Free Shipping
Sale - Save 10%
$ 349.00

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

$ 314.10 USD
Free Shipping

Revitalize your BMW's performance effortlessly with the Shark Injector, the easiest solution to add power and torque. Dyno-tuned by BMW legend Jim Conforti, this software optimizes high-octane (91+) pump gas, enhancing mid-range torque and high-RPM horsepower. The rev limit is raised, and fuel and spark maps are fine-tuned for improved performance without compromising driveability. A true plug-and-play solution, each unit is shipped with detailed instructions, ensuring a swift installation in just an hour.

  • Dyno-tuned by BMW legend Jim Conforti for optimal performance
  • Designed for high-octane (91+) pump gas
  • Boosts mid-range torque and high-RPM horsepower
  • Fine-tuned fuel and spark maps for enhanced power
  • Maintains driveability and improves responsiveness
  • Easy plug-and-play installation with detailed instructions
  • Rev limit raised to 7,000 RPM for an exhilarating driving experience
  • Compatible with NORTH AMERICAN SPEC BMWs
  • +4 HP at 6,100 RPM, +7 torque @ 3,400 RPM

Unleash the full potential of your BMW's M54 engine with the Shark Injector, designed for a superior driving experience.

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Shark Injector - Corporate Logo
T#:387566
Part#: N745Z425
Ships on Aug 11, 2026
Sale - Save 10% $ 349.00

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

$ 314.10 USD
Free Shipping
Sale - Save 10%
$ 349.00

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

$ 314.10 USD
Free Shipping

Unlock the full potential of your BMW effortlessly with the Shark Injector, offering the easiest way to enhance power and torque. Tuned by BMW legend Jim Conforti, this software optimizes high-octane pump gas for mid-range torque and high-RPM horsepower. The Shark Injector is designed for seamless installation, providing a true plug-and-play performance solution that takes only an hour. Enjoy improved performance without compromising driveability.

  • Easy Installation: Simply connect the Shark Injector using a battery charger, push a button, and witness a quick, hassle-free installation process.
  • Performance Boost: Gain an impressive 7 HP at 5,800 RPM, 7 lb/ft of torque at 4,700 RPM, and experience a raised rev limit to 7,000 RPM.
  • Enhanced Driving Experience: Jim Conforti's tuning improves engine response, removes the speed limiter, and elevates the driving experience under various throttle conditions.
  • North American Compatibility: Exclusively designed for North American SPEC BMWs; not suitable for Euro-SPEC BMWs.
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Shark Injector - Corporate Logo
T#:386540
Part#: SHARK-UPGRADE
In Stock
Sale - Save 10% $ 150.00

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

$ 135.00 USD
Free Shipping
Sale - Save 10%
$ 150.00

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

$ 135.00 USD
Free Shipping

You may be able to upgrade the Shark Injector file to another version to better meet your tuning needs. Depending on the model we may have better tunes for things such as intakes, larger air sensors, camshafts, headers, and others. For a small fee the current Shark Injector tune can be removed and a new file added instead (the original Shark file you were using would no longer be available). To do this, we need the car restored to stock settings with the current Shark Injector and then returned to us (updating via USB is not yet available). Sharks that were not Restored to stock cannot be upgraded and the unit will be returned to you (at your expense). We also perform other work on the Shark Injector while it is here, including diagnostic tests and re-packaging with the most current instructions. The Shark that you get back is virtually new and ready to be reinstalled!

To get started, review the catalog of current Shark Injector files for one that better matches your tuning spec.
1. Enter the new tuning file in the form below. Include any other relevant information.
2. Click the Update Price or Add To Cart button.
3. Complete the online transaction with your address and payment information.
4. A Turner Motorsport sales rep will contact you after your order has been submitted. Do not send in your Shark Injector until someone has contacted you with a reference number and return shipping address.

Turn-around time for upgrades is typically the same day we receive it. UPS Ground is the normal return shipping method unless you specify faster shipping on your order. 

Helpful Links:

  • Shark Injector File List - listing of all Shark Injector files by vehicle model. Select a file from this list to upgrade to.
  • Shipping Instructions - specific instructions for packaging and shipping. Also includes a contact form to include when you send back your Shark.
  • Emissions Waiver - some tunes require this emissions/smog waiver before we can program the new file to your Shark. These are noted in the catalog listing in the links above. Print and include this Waiver when you send in your Shark.

Shark Injector installation instructions

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Sunex - Corporate Logo
T#:391150
Part#: SUU884506
In Stock
9% off MSRP $ 31.99

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

$ 28.99 USD
Free Shipping on orders $49 and up
9% off MSRP
$ 31.99

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

$ 28.99 USD
Free Shipping on orders $49 and up
3/8" drive socket with 5/8" opening for most spark plugs
Sunex - Corporate Logo
T#:641915
Part#: 8845D
Ships in 6 Business Days
$ 141.99 USD
Free Shipping
$ 141.99 USD
Free Shipping
Complete set of spark plug sockets.

Sunex - Corporate Logo
T#:5229449
Part#: 224UMD
Ships on Aug 17, 2026
$ 29.99 USD
Free Shipping on orders $49 and up
Deep Impact Socket on a swivel.

Sunex - Corporate Logo
T#:2528135
Part#: 3301D
Ships on Aug 17, 2026
5% off MSRP $ 26.20

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

$ 24.89 USD
Free Shipping on orders $49 and up
5% off MSRP
$ 26.20

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

$ 24.89 USD
Free Shipping on orders $49 and up
Designed for impact use
Sunex - Corporate Logo
T#:5269512
Part#: 3670SED
Ships on Aug 17, 2026
$ 65.99 USD
Free Shipping on orders $49 and up
CR-MO alloy steel for long life
Sunex - Corporate Logo
T#:642035
Part#: 9914A
Ships on Aug 17, 2026
$ 113.91 USD
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$ 113.91 USD
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Radius V-Groove design creates an anti-slip while also preventing round-off.


Shark Injector - Corporate Logo
T#:339102
Part#: TMS1875
Ships on Aug 11, 2026
Sale - Save 10% $ 349.00

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

Starting at $ 314.10 USD
Free Shipping
Sale - Save 10%
$ 349.00

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

Starting at $ 314.10 USD
Free Shipping
  • Unlock torque and horsepower
  • Smoother engine with less hesitation
  • Improved throttle response
  • Rev limit increased to 7000
  • Top speed limiter removed
  • Installs in minutes!
  • Performance software is a must-have upgrade on your BMW and you won't find an easier and better software solution than the Shark Injector. Developed by BMW tuning expert Jim Conforti, this device plugs into the car's diagnostic port and flashes new performance files into your car's engine computer (ECU). There's no removal of the ECU and shipping, no cables, no laptop required - only a battery charger! Installation takes just a few minutes and your engine will perform like never before!

    The M54 performance software was developed on the dyno to create maximum power and torque using premium 91+ octane fuel while maintaining BMW reliability and smoothness. The software makes changes to the ECU's maps and algorithms for fuel injection, ignition timing, VANOS and camshaft movement, and transitional fueling. We modify the maps for part throttle and full throttle so you get better response and more torque at all RPM. We also raise the rev limit to 7,000 and remove the top speed limiter. By fine tuning these maps we've been able to improve the M54 engine beyond what BMW did by making more power and torque and a smoother-running engine.

    The Shark Injector plugs into the diagnostic port inside the Z4 cabin. With the battery charger supplying power, press the Upgrade button and within minutes the ECU is reflashed with the new performance tune. No other software product on the market comes close to how easy it is to install. You can use the Restore button to re-install the stock BMW software at any time. Detailed instructions are included. Other tuners require you to remove the ECU and ship it to them or use a laptop to read and write a new file. The Shark Injector is ready to install right out of the box! A planned future upgrade will allow you to use the USB port to load different performance files.

    Z4 2.5 (M54 engine) Performance Software Peak Gains

    HP Gain Up To + 7 @ 5800 RPM

    Torque Gain Up To + 7 @ 4700 RPM

    New Rev Limit7000 RPM


    M54 engine dyno chart

    Z4 3.0i (M54 engine) Performance Software Peak Gains

    HP Gain+ 4 @ 6100 RPM

    Torque Gain+ 7 @ 3400 RPM

    New Rev Limit7000 RPM


    M54 engine dyno chart
    Shark Injector Installation Instructions

    (click to expand)

    Shark Injector installation instructions
    A capable battery charger is required for the installation. The charger provides backup power supply to the regular car battery during installation. It must be capable of holding a continuous 10amp charge for the full installation (15-20 minutes).
    The minimum octane fuel for this software is 91.Shark Injector FAQ

    (click to expand)

    Shark Injector FAQ
    This item fits the following BMWs:
    2003-2005 E85 BMW Z4 2.5i Z4 3.0i

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    Sunex - Corporate Logo
    T#:385986
    Part#: 6602LPD
    Back Ordered
    $ 704.99 USD
    $ 704.99 USD
    Designed to reach far under your vehicle with this long and low chassis
    BMC - Corporate Logo
    T#:398703
    Part#: FB608/20
    Back Ordered
    $ 89.99 USD
    Free Shipping
    $ 89.99 USD
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    Looking to upgrade your air filter for increased flow and performance? BMC filter allow significantly higher air flow and are perfectly molded in one piece to fit exactly the same as your stock air filter. These filters are constructed from multi-layerd cotton gauze that is pre-oiled and can be cleaned and regenerated using the BMC regeneration kit.
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    Sunex - Corporate Logo
    T#:5269518
    Part#: 367132D
    In Stock
    6% off MSRP $ 17.00

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

    $ 15.95 USD
    Free Shipping on orders $49 and up
    6% off MSRP
    $ 17.00

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

    $ 15.95 USD
    Free Shipping on orders $49 and up
    Make oil filter housing removal simple

    HJS - Corporate Logo
    T#:388461
    Part#: 18111723379
    In Stock
    $ 10.99 USD
    Free Shipping on orders $49 and up
    Seals the mid-pipe to the muffler
    HJS - Corporate Logo
    T#:594771
    Part#: 11627830668
    Ships in 7 Business Days
    $ 9.99

    This product was last offered at the strikethrough price on
    07-17-2026

    $ 9.02 USD
    Free Shipping on orders $49 and up
    $ 9.02 USD
    Free Shipping on orders $49 and up

    Sunex - Corporate Logo
    T#:386187
    Part#: 1006D
    Ships in 6 Business Days
    $ 306.99 USD
    $ 306.99 USD
    These jack stands have steel base pads for superior stability
    Sunex - Corporate Logo
    T#:385984
    Part#: 6603ASJD
    Ships in 6 Business Days
    $ 720.99 USD
    $ 720.99 USD
    Need a light weight(under 60 Lbs) and heavy duty floor jack? This is the one for you

    HJS - Corporate Logo
    T#:385215
    Part#: 18207832991
    In Stock
    $ 16.99 USD
    Free Shipping on orders $49 and up
    Located over the center exhaust support

    Beru - Corporate Logo
    T#:338884
    Part#: FGR-6DDU
    Back Ordered
    Sale - Save 17% $ 23.99

    This product was last offered at the strikethrough price on
    05-14-2026

    Starting at $ 20.00 USD
    Free Shipping on orders $49 and up
    Sale - Save 17%
    $ 23.99

    This product was last offered at the strikethrough price on
    05-14-2026

    Starting at $ 20.00 USD
    Free Shipping on orders $49 and up
    RACING SPARK PLUG FOR M50/M52/M54 ENGINES
    These spark plugs are recommended by BMW Motorsport for use in their DTC racing engines. We find a slight horsepower increase and greatly increased durability over the OEM road car spark plugs in competition use. We attribute the improvements to the fact that these spark plugs are designed for the high temperatures and cylinder pressures encountered in a racing engine. These spark plugs are a direct replacement and come pre-gapped just like the factory road car plugs.
    Please note: these plugs are not for the S54 engine in the E46 M3, MZ3, or Z4 M
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    Sunex - Corporate Logo
    T#:2528142
    Part#: SX113D
    Ships on Aug 17, 2026
    $ 59.99 USD
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    $ 59.99 USD
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    With great comfort and design the air ratchet wrench is the perfect tool
    Sunex - Corporate Logo
    T#:2528137
    Part#: 9710MD
    Ships on Aug 17, 2026
    $ 31.99 USD
    Free Shipping on orders $49 and up
    Great for lines hoses with nuts and offset nuts.


    Sunex - Corporate Logo
    T#:5229429
    Part#: 910MTAS
    Ships on Aug 17, 2026
    $ 154.99 USD
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    $ 154.99 USD
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    Used with a torque wrench to access obstructed fasteners
    Sunex - Corporate Logo
    T#:5269496
    Part#: 9704
    Ships on Aug 17, 2026
    5% off MSRP $ 43.99

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

    $ 41.99 USD
    Free Shipping on orders $49 and up
    5% off MSRP
    $ 43.99

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

    $ 41.99 USD
    Free Shipping on orders $49 and up
    Made of heat treated alloy steel
    Sunex - Corporate Logo
    T#:5229434
    Part#: 3930
    Ships on Aug 17, 2026
    $ 83.99 USD
    Free Shipping on orders $49 and up
    An all inclusive brake piston retractor set

    Sunex - Corporate Logo
    T#:2706159
    Part#: 426MDD
    Ships on Aug 17, 2026
    $ 15.99 USD
    Free Shipping on orders $49 and up
    Throw this thin wall impact on for whatever you need!

    Sunex - Corporate Logo
    T#:5269515
    Part#: 3670S
    Ships on Aug 17, 2026
    $ 62.99 USD
    Free Shipping on orders $49 and up
    CR-MO alloy steel for long life
    Sunex - Corporate Logo
    T#:1793488
    Part#: 1006C
    Ships on Aug 17, 2026
    $ 186.99 USD
    $ 186.99 USD
    Used in pairs for supporting automotive vehicles after lifting

    Sunex - Corporate Logo
    T#:2706156
    Part#: 418MZTD
    Ships on Aug 17, 2026
    $ 10.99 USD
    Free Shipping on orders $49 and up
    Throw this thin wall impact for whatever you need!
    Sunex - Corporate Logo
    T#:2528144
    Part#: 9726D
    Ships on Aug 17, 2026
    15% off MSRP $ 68.00

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

    $ 57.80 USD
    Free Shipping on orders $49 and up
    15% off MSRP
    $ 68.00

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

    $ 57.80 USD
    Free Shipping on orders $49 and up
    Keep this great tool set near by and ready to use.

    Sunex - Corporate Logo
    T#:2706153
    Part#: 2505WD
    Ships on Aug 17, 2026
    20% off MSRP $ 19.99

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

    $ 15.99 USD
    Free Shipping on orders $49 and up
    20% off MSRP
    $ 19.99

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

    $ 15.99 USD
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    Forged from the finest chrome-molybdenum alloy steel, the best choice for strength

    Sunex - Corporate Logo
    T#:2750699
    Part#: 9914MA
    Ships on Aug 17, 2026
    $ 107.39 USD
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    $ 107.39 USD
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    Fully polished drop forged CR-V alloy steel for maximum strength and service life
    Sunex - Corporate Logo
    T#:2498418
    Part#: 3911D
    Ships on Aug 17, 2026
    $ 99.99 USD
    Free Shipping
    $ 99.99 USD
    Free Shipping
    This set covers 8 different functions
    Sunex - Corporate Logo
    T#:5282862
    Part#: 2850
    Ships on Aug 17, 2026
    11% off MSRP $ 135.00

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

    $ 119.99 USD
    Free Shipping
    11% off MSRP
    $ 135.00

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

    $ 119.99 USD
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    Easily removes vacuum switches, oil pressure sending units, brake light switches, and oxygen sensors on most car models


    Sunex - Corporate Logo
    T#:1046638
    Part#: 1003C
    Ships on Aug 17, 2026
    $ 103.99 USD
    Free Shipping on orders $49 and up
    Use these large base ratcheting jack stands for a very stable base
    Sunex - Corporate Logo
    T#:5229461
    Part#: 20250
    Ships on Aug 17, 2026
    $ 218.99 USD
    Free Shipping on orders $49 and up
    Accurate to ±3% clockwise and ±6% counterclockwise
    Sunex - Corporate Logo
    T#:34885399
    Part#: 6809A
    Ships on Aug 17, 2026
    $ 227.99 USD
    $ 227.99 USD