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Cooling System Water Hoses for BMW 3 Series E90 LCI 335i (2011)

This Cooling System Water Hoses technical drawing provides a detailed breakdown of the assembly for the 3 Series E90 LCI 335i. It includes part names, part numbers and all associated mounting hardware for vehicles produced between 2011.

Cooling System Water Hoses
No. Description Supp. Qty  From   Up To  Part Number Price Notes
  i Parts descriptions which end with a
hyphen ( - ) are supplemented with the
description comment (see parts
information).
01 Hose from engine to radiator, top 1 17127540127 $56.20 +core Shop at ECS Tuning
02 Hose from radiator bottom - thermostat 1 17127599450 +core Shop at ECS Tuning
For vehicles with
Sport transmission w/ dual-plate clutch

S2TCA=No
04 Line, heater return - thermostat 1 17127599454 +core Shop at ECS Tuning
consisting of black plastic tube and
rubber hose
For vehicles with
Sport transmission w/ dual-plate clutch
or
Automatic transmission

S2TCA=Yes

S205A=Yes
04 Line, heater return - thermostat 1 17127599455 +core Shop at ECS Tuning
consisting of black plastic tube and
rubber hose
05 Screw self-tapping M6X34 3 17127545785 $0.78 Shop at ECS Tuning
06 Venting line radiator top 1 17127599452 +core Shop at ECS Tuning
consisting of black plastic tube and
rubber hose
07 Hose clamp 13,2-15,7 1 34321156893 $0.58 Shop at ECS Tuning
08 Clip D=8MM 2 13311738201 $0.62 Shop at ECS Tuning
For vehicles with
Sport transmission w/ dual-plate clutch
or
Automatic transmission

S2TCA=Yes

S205A=Yes
09 Hose clamp 1 64216918118 $1.53 Shop at ECS Tuning
Notes
  • +core = plus core charge (possibility of a return of the old part)

See Also

Frequently Asked Questions

What assembly is shown in the BMW 3 Series E90 LCI 335i Cooling System Water Hoses?
This technical diagram illustrates the Cooling System Water Hoses within the Radiator group for the 3 Series E90 LCI 335i produced during 2011. It provides a detailed exploded view of the components, identifying key parts such as the Hose from engine to radiator, top (Part #17127540127).
Which models use the hardware listed in this Cooling System Water Hoses?
The hardware and components featured in the Cooling System Water Hoses are specific to the 3 Series E90 LCI 335i produced during 2011. These technical specifications ensure that parts like the Hose from engine to radiator, top (17127540127) are correctly matched to the vehicle's structural and mechanical requirements.
How do I find specific parts within the Cooling System Water Hoses assembly?
Each item in the Cooling System Water Hoses corresponds to the numbered list below the illustration. For the 3 Series E90 LCI 335i, you can identify the Hose from engine to radiator, top by locating its position on the schematic, which then links to the official BMW part number 17127540127 for the Radiator section.