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  • $150.00 - $1,200.00

Left Cylinder Line Fitting

Left Cylinder Line Fitting

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Rebuild/Upgrade Service for 2002-2006 BMW E46 Convertible Hydraulic Cylinders

BMW 3-Series (E46) 2000-2006

2000 - 2006 | BMW E46 chassis (318ci, 320ci, 323ci, 325ci, 330ci, M3)

Rebuild & upgrade service for all hydraulic cylinders and the hydro unit (aka convertible top hydraulic pump) in your E46, 3xxci Series BMW.

On the cylinders, Top Hydraulics replaces the decaying seals with a far superior material, making your cylinder better than new.

The BMW E46 (3xxCI or M3) has six hydraulic cylinders: two main lift cylinders, two bow tension cylinders, and two tonneau cover cylinders. All these cylinders have seals that will eventually fail, unless your car gets wrecked prematurely.

Please note: leaks from the bow tension cylinders will drip onto the tonneau cover (aka storage compartment cover) and permanently damage the vinyl. It is best to have all six cylinders upgraded at the same time. If you budget does not allow this, please upgrade the cylinders at least in pairs.

Top Hydraulics also rebuilds the hydro units (aka hydraulic pumps) and control modules (aka hydraulic valve blocks), and Top Hydraulics manufactures replacement hydraulic lines.  Please prepay your order and include the receipt with your shipment for fastest turn around time.

Standard return shipping method in the US is USPS Priority Mail for $10 per order.

Please see removal instructions for all cylinders and the most frequently failing hydraulic lines in our DIY section: https://www.tophydraulics.com/content/7-diy-instructions.

BMW 3-Series (E46) 2000-2006

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  • Order Method:: Core exchange: Order from our inventory

This is a special Core exchange option only.

We ship you a pair of E46 Bow Tension Cylinders from our inventory, and you send us back your old parts for a refund of your $300 deposit.

NOTE: If you have a 2003 model, we will need to know if your left bow tension cylinder has a detachable (clip-on) aluminum line fitting before you place your order

Price
$850.00
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Package deal! Includes Rebuild/Upgrade of all 6 hydraulic cylinders and the hydraulic pump unit.

You send in your parts first and we will upgrade them to better than new condition, or choose the core exchange option and we ship from our inventory first.

 

Price
$1,200.00
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 Package deal!

You send in your cylinders first; we will upgrade them to better than new condition. Optional core exchange has an inventory management surcharge, plus a $600 deposit.

Includes two main drive cylinders, two bow tension cylinders, and two tonneau cover cylinders.

Price
$800.00
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Rebuild/upgrade service for single main lift cylinder 2000 - 2006| BMW E-46 chassis

Rebuild/upgrade service (using best seals available ) for BMW convertible hydraulic lifting system. It is highly recommended to upgrade the main lift cylinders in pairs. Send in your cylinders or order from our stock with optional Core Exchange.

Price
$150.00
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Top Hydraulics upgrades the seals in these cylinders with far superior material. It is highly recommended to upgrade the tonneau/case cover cylinders in pairs. Send in your cylinders first, or order from our stock with the core exchange option below.


BMW part number 54348243269

Price
$175.00
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Top Hydraulics upgrades the seals in these cylinders with far superior material. It is highly recommended to upgrade the tonneau/case cover cylinders in pairs. You send in your cylinder(s) first, or order from our stock with the core exchange option below. 

BMW P/N: 54348236956

Price
$175.00
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BMW E46 1998-2006|330ci, 325ci, 323ci, M3, etc

 

Rebuild service for Hydraulic Valve Block aka Control Unit BMW p/n 54347025592

Send in your part for for rebuild/upgrade service, or get immediate shipment from our inveentory if you choose optional core exchange.

Price
$350.00
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