How is the SPL FE E46 different from the SPL FE E9M endlinks for newer BMW platforms?

Both sets share the same core design; Teflon-lined FK 1/2-inch bearings, Chromoly misalignment studs, and adjustable aluminum turnbuckles. The key difference is the length range. The FE E46 covers OEM shock mount positions between 9.9 and 11.4 inches, while the FE E9M covers 12.9 to 14.4 inches. The E46 and E85/E86 Z4 have a shorter strut-to-sway-bar distance than the newer M chassis, so ordering the correct part for the platform is essential.

Why does the BMW E46 need adjustable endlinks when running an aftermarket sway bar?

Two reasons. First, aftermarket sway bars typically offer multiple adjustment holes at different positions relative to the factory geometry. Standard fixed-length endlinks with limited articulation can bind at the non-factory hole positions, which restricts the sway bar's movement and can cause premature wear on the stud joint. The 65-degree misalignment studs on the SPL FE E46 prevent that entirely. Second, if the car has been lowered or corner-weighted, fixed endlinks introduce preload into the bar that changes how it behaves in roll. Adjustable length lets the preload be zeroed out on each side independently.

I have aftermarket coilovers on my E46. Do I need to measure before ordering?

Yes. Aftermarket coilover manufacturers often move the upper shock mount from the factory position, which changes the distance between the sway bar and the shock mount. If that distance no longer falls between 9.9 and 11.4 inches, the SPL FE E46 will not be the right length for your application. Measure the distance between the two connection points and confirm it is within that range before ordering. If it is not, contact us with the measurement and we will help identify the correct part.

Are these endlinks suitable for a street-driven E46?

Yes. SPL Parts designs these specifically for street and race use. The Teflon-lined FK bearing construction is durable enough for daily street driving and the adjustable length is useful any time ride height or corner balance changes; not just on track. For a street E46 running an aftermarket sway bar or lowering springs, this is a direct improvement over the factory rubber bushing endlinks.

What is included in the SPL FE E46 pair?

Each pair includes the left and right adjustable front sway bar endlinks, each consisting of the black anodized 6061-T6 aluminum turnbuckle, Teflon-lined FK 1/2-inch bearing at the shock mount, heat-treated Chromoly High Misalignment Stud at the sway bar connection, and left and right hand threaded rod ends. Installation instructions are available from SPL Parts. Sold as a pair at $249.00. Part number: SPL FE E46.

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Description

SPL Parts Adjustable Front Sway Bar Endlinks for E46, E8x BMW 3 Series / Z4

The E46 3 Series and E85 / E86 Z4 are platforms that reward careful suspension setup, and the front sway bar connection is one of the places where most builds leave performance untouched. The factory endlinks use rubber bushings that deflect under lateral load, partially absorbing the stiffness an upgraded sway bar is supposed to deliver. They’re also fixed length; which means any change in ride height, spring settling, or corner weight distribution introduces preload into the sway bar whether the driver wants it there or not. Preloaded sway bars create asymmetric roll resistance and make the car’s handling response harder to dial in consistently. The SPL Parts FE E46 replaces that assembly with a purpose-built solution for performance driving. Each endlink uses a Teflon-lined FK 1/2-inch bearing at the shock mount end; the highest load capacity available in this application; and a heat-treated Chromoly High Misalignment Stud at the sway bar end with 65 degrees of articulation capability. That articulation range matters when running aftermarket sway bars with multiple adjustment holes; where standard studs bind as the bar’s connection angle moves away from factory geometry. The 65-degree range covers the full articulation envelope of any position on any aftermarket bar without restriction.

Features

Teflon-lined FK 1/2-inch bearings at the shock mount connection; highest load capacity available for this application; eliminates rubber deflection under sway bar load
Heat-treated Chromoly High Misalignment Studs at the sway bar connection; 65° articulation prevents binding across all adjustment hole positions on aftermarket sway bars
Black anodized 6061-T6 aluminum turnbuckle body with left and right hand threaded rod ends; independent, precise length adjustment on each side
Eliminates sway bar preload caused by ride height variation, spring settling, or corner weighting; each side set independently at the correct length for zero preload
OEM shock mount length range: 9.9 to 11.4 inches; distinct specification from later BMW platforms; confirm measurement before ordering with aftermarket coilovers
Suitable for street and race applications
Made in the USA

Specifications

Body Material: 6061-T6 black anodized aluminum turnbuckle
Heim Joint: 1/2″ Teflon-lined FK USA spherical bearings
Studs: Heat-treated chromoly, 65° high misalignment
Adjustment: Length adjustable for preload elimination
Origin: Made in the USA

Applications

BMW 318d: E46 | 1999-2006
BMW 320d: E46 | 1999-2006
BMW 330d: E46 | 2001-2006
BMW 316i: E46 | 1999-2006
BMW 318i: E46 | 1999-2006
BMW 320i: E46 | 1999-2006
BMW 323i: E46 | 1999-2001
BMW 325i: E46 | 2001-2006
BMW 328i: E46 | 1999-2000
BMW 330i: E46 | 2001-2006
BMW 325xi: E46 | 2001-2006
BMW 330xi: E46 | 2001-2006
BMW M3: E46 | 2001-2006
BMW Z4 Coupé 3.0si: E86 | 2006-2008
BMW Z4 sDrive20i: E85 | 2003-2008
BMW Z4 sDrive25i: E85 | 2003-2008
BMW Z4 sDrive30i: E85 | 2003-2008
BMW Z4 M Roadster: E85 | 2006-2008
BMW Z4 M Coupé: E86 | 2006-2008

Complete the Kit

Notes

Installation Instructions
If aftermarket shocks are installed please contact us with your measurements prior to purchase
SPL components are made-to-order in the USA; build time will be confirmed at the time of order

Frequently Asked Questions

How is the SPL FE E46 different from the SPL FE E9M endlinks for newer BMW platforms? Both sets share the same core design; Teflon-lined FK 1/2-inch bearings, Chromoly misalignment studs, and adjustable aluminum turnbuckles. The key difference is the length range. The FE E46 covers OEM shock mount positions between 9.9 and 11.4 inches, while the FE E9M covers 12.9 to 14.4 inches. The E46 and E85 / E86 Z4 have a shorter strut-to-sway-bar distance than the newer M chassis, so ordering the correct part for the platform is essential.
Why does the BMW E46 need adjustable endlinks when running an aftermarket sway bar? Two reasons. First, aftermarket sway bars typically offer multiple adjustment holes at different positions relative to the factory geometry. Standard fixed-length endlinks with limited articulation can bind at the non-factory hole positions, which restricts the sway bar’s movement and can cause premature wear on the stud joint. The 65-degree misalignment studs on the SPL FE E46 prevent that entirely. Second, if the car has been lowered or corner-weighted, fixed endlinks introduce preload into the bar that changes how it behaves in roll. Adjustable length lets the preload be zeroed out on each side independently.
I have aftermarket coilovers on my E46. Do I need to measure before ordering? Yes. Aftermarket coilover manufacturers often move the upper shock mount from the factory position, which changes the distance between the sway bar and the shock mount. If that distance no longer falls between 9.9 and 11.4 inches, the SPL FE E46 will not be the right length for your application. Measure the distance between the two connection points and confirm it is within that range before ordering. If it is not, contact us with the measurement and we will help identify the correct part.
Are these endlinks suitable for a street-driven E46? Yes. SPL Parts designs these specifically for street and race use. The Teflon-lined FK bearing construction is durable enough for daily street driving and the adjustable length is useful any time ride height or corner balance changes; not just on track. For a street E46 running an aftermarket sway bar or lowering springs, this is a direct improvement over the factory rubber bushing endlinks.
What is included in the SPL FE E46 pair? Each pair includes the left and right adjustable front sway bar endlinks, each consisting of the black anodized 6061-T6 aluminum turnbuckle, Teflon-lined FK 1/2-inch bearing at the shock mount, heat-treated Chromoly High Misalignment Stud at the sway bar connection, and left and right hand threaded rod ends. Installation instructions are available from SPL Parts.

About SPL Parts

SPL Parts is a USA-based manufacturer of high-performance suspension components engineered for both professional racing and demanding street applications. Built on the core principles of strength, lightweight construction, low friction, and precision, SPL Parts products deliver the adjustability and alignment performance required by top race teams and discerning enthusiasts alike. Every component is produced using USA-sourced, certified materials and machined by experienced local shops to exacting tolerances. Professional TIG welders ensure maximum weld integrity, while each part is hand-fitted and treated with anti-seize and 3M internal panel coating for lasting protection. SPL Parts conducts all research and development in-house, allowing the team to leverage firsthand product knowledge and deliver unmatched customer support. Their suspension components feature innovative adjuster designs for quicker, more precise alignments, and utilize spherical bearings with Teflon liners that are self-cleaning, self-lubricating, and built for long service life. From concept to assembly, SPL Parts is made with pride in the USA by skilled machinists and welders who are committed to quality, innovation, and performance.

Additional Information

The Bulletproof Automotive website contains many thousands of products purchased in multiple different currencies. All of the prices are entered manually and accurately at the time of entry. Due to the consistently fluctuating international exchange rates, at times prices may not be able to be honored at their original intended rate. We apologize for any inconvenience this may cause, unfortunately our website is unable to compensate dynamically for what can at times be volatile changes in the cost of items due to currency values fluctuating, changes in prices from suppliers, changes in shipping and import duties, and other factors. Rest assured that any order you place on line will be at zero risk to you in this area. If in the event your order cannot be fulfilled at the original intended website price we will offer you a 100% refund, no questions asked. We will continue to do our best to maintain updated prices and we will always continue to offer our price match guarantees as well to ensure our prices are always the best for you. In short, prices may change without notice. It is always advised to give us a call prior to placing your order online to confirm availability and to confirm current pricing.

Shipping Policy

Items that are in stock in the US, either at Bulletproof’s warehouse or at a supplier’s warehouse, are generally delivered within 7-10 days. Special order items from overseas take considerably longer. As a courtesy Bulletproof offers delivery estimates to our customers which take into consideration manufacturer availability and shipping schedule. These estimates represent our best guess based on previous orders from the manufacturer and do not in any way imply a guaranteed delivery window. Many manufacturers work in a “just in time” inventory system and often take 2-20+ weeks to produce an item once an order is submitted. All deliverable items are then sent to our Japanese warehouse. Bulletproof ships a minimum of one full ocean freight container every month from Japan, oftentimes more than one a month. Ocean freight takes an average of 4 weeks. Typically it breaks down to one week in Japan for paperwork and customs, two weeks by boat and one week in US customs/clearance. Due to the wide number of variables between manufacturer and shipping schedules, delivery estimates are simply just that – estimates. We attempt to estimate conservatively and we usually deliver faster than our estimates suggest. It is not Bulletproof’s policy to guarantee delivery time of any special order item, this is impossible for us to do. By ordering you acknowledge that there is no required delivery ETA and an order may not be canceled or altered due to manufacturing or shipping delays, all ETA’s are provided as a best guess only. Please review the full Terms & Conditions here.

BP Pricing Difference

We do pricing a little differently on our JDM brands and we believe in making things simple and clear. No hidden fees or surcharges. Every price you see includes the shipping cost to our office in Los Angeles, California and all the associated taxes/duties/fees for bringing the products into the US. The only shipping you ever pay is from our facility in the US to your location. Be wary of resellers that don’t include the cost of international shipping in their pricing on JDM parts. While we believe we’ll always have the lowest all-in price on JDM products, we offer a price match guarantee for all authentic parts purchased from authorized dealers as well. For many international customers, it’s much more affordable to ship from the USA than from Japan directly, as the air freight and ocean freight costs are typically much less. However, for customers looking to ship directly from Japan outside of North America, or domestically in Japan, we can provide pricing specifically for that scenario. Please do not hesitate to contact us with any pricing questions or concerns. Please email us at sales@bulletproofautomotive.com with any inquiries.

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SPL Parts Adjustable Front Sway Bar Endlinks for E46, E8x BMW 3 Series / Z4 [SPLFEE46]

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SPL Parts Adjustable Front Sway Bar Endlinks for E46, E8x BMW 3 Series / Z4

Features

Specifications

Applications

Complete the Kit

Notes

Frequently Asked Questions

About SPL Parts

Reviews