CTEK Battery Chargers and Tenders for BMW E46 M3 S54 (1999-2005)

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Any time you store your BMW for long periods, tune the software with a performance engine management system or are working on your car for an extended length of time, a battery tender is recommended. Battery tenders, jumper cables, battery chargers, and service tools are all listed on this page to keep your battery charged and your BMW starting every time.
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CTEK Comfort Connect Extension Cable
CTEK Comfort Connect Extension Cable
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T#:6476032
Part#: 56-304
In Stock at Vendor
$ 28.49 USD
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$ 28.49 USD
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Length: 8.2 ft
CTEK D250SE
CTEK D250SE
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T#:6476038
Part#: 40-315
In Stock
$ 569.99

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

$ 515.99 USD
Limited Qty Sale
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$ 569.99

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

$ 515.99 USD
Limited Qty Sale
Free Shipping on orders $49 and up
Add to Wish List
With award-winning Swedish technology, the dual input D250SE allows you to enjoy your vehicle more
Bumper 300
Bumper 300
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CTEK - Corporate Logo
T#:6460303
Part#: 40-060
In Stock at Vendor
$ 56.99 USD
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$ 56.99 USD
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Don't scratch your paint with your battery tender.
CT5 Time To Go
CT5 Time To Go
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T#:6460301
Part#: 40-255
In Stock at Vendor
$ 118.99 USD
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$ 118.99 USD
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Take control of your day.
CTEK Battery Tester
CTEK Battery Tester
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CTEK - Corporate Logo
T#:6476046
Part#: 56-925
Back Ordered
$ 126.99 USD
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$ 126.99 USD
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Easy to use — simply attach to the battery (no need to disconnect) and follow the on-screen instructions
CTEK SMARTPASS 120S
CTEK SMARTPASS 120S
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CTEK - Corporate Logo
T#:6476039
Part#: 40-289
Back Ordered
$ 477.99 USD
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$ 477.99 USD
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SMARTPASS 120S charges and supplies the service battery and equipment with 120A
CTEK Pro Battery Tester
CTEK Pro Battery Tester
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T#:6476029
Part#: 40-209
Back Ordered
$ 1,103.99 USD
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$ 1,103.99 USD
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Don't leave yourself stranded with a dead battery.
CTEK MXS 25EC
CTEK MXS 25EC
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CTEK - Corporate Logo
T#:6476030
Part#: 40-128
Back Ordered
$ 437.99 USD
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$ 437.99 USD
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Fully automatic 8 step smart charger and battery support unit that delivers 25A to 12V batteries from 40–500Ah.

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