2020 Mercedes Benz SL63 AMG Base Convertible 231.474 V8 5.5L Engine Cooling Refresh Kits

For M157 and M278 engines, the coolant lines can become brittle and fail over time. Replacing them during water pump service is a smart preventative measure to avoid future leaks or damage.

Brand:

ES#:

5388746

Mfg#:

2782001300KT

$396.99

This product was last offered at the strikethrough price on
11-11-2026

$394.99 USD

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on orders $49 and up

Lifetime Replacement

For M157 and M278 engines, the coolant lines can become brittle and fail over time. Replacing them during water pump service is a smart preventative measure to avoid future leaks or damage. 10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!

Brand:

ES#:

5388747

Mfg#:

2782001300KT1

$279.99 USD

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on orders $49 and up

Partial Replacement

Refresh your V8 BiTurbo cooling system the right way. This comprehensive Genuine Mercedes-Benz kit replaces the radiator, hoses, and expansion tank in one service, restoring factory cooling and eliminating leaks.

Brand:

ES#:

5481779

Mfg#:

1975000003KT6

$1779.99 USD

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Free Shipping

on orders $49 and up

Partial Replacement

Refresh your V8 BiTurbo cooling system the right way. This comprehensive kit replaces the radiator, hoses, and expansion tank in one service, restoring factory cooling and eliminating leaks. 10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!

Brand:

ES#:

5481788

Mfg#:

1975000003KT9

$1588.99

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

$1368.99 USD

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Partial Replacement