GoldenWrench BMW B58 BLACKLINE Performance Engine Cap Set (M140i, M240i, 340i & 440i)

The upgraded BMW B58 Engine BLACKLINE Performance Cap Set is available in grey, blue or red. Meticulously designed and created in-house to the highest precision and quality as seen on Goldenwrench’s other products, giving the factory units an all-new form factor. We bring to you the newest addition to the BLACKLINE product family for the next generation of M Vehicles.  

Give the very plain plastic factory oil and coolant caps an upgrade with a brand new BLACKLINE Performance Engine Cap Set. Each cap is CNC formed from T6 Aluminium. All logos and decorations are finalised through our precision 3D milling process, machined into each cap for the ultimate premium finish. The BLACKLINE Performance Engine Cap Set will only fit vehicles equipped with a B58 Engine model vehicles (e.g. M140i, M240i, 340i, 440i & more). Each cap set comes with a Billet Oil Cap and Coolant Tank Cap Cover. These are not full-cap replacements. The Billet Cap Covers affixes to the top of your factory caps installing easily in minutes.

PRODUCT SPECIFICATION

• Manufactured from CNC machined T6 aluminium
• Anodised paint finish
• Available in anthracite grey, blue & red

COMPATIBILITY

• BMW F20/F21 M140i
• BMW F22/F23 M240i
• BMW F30/F31/F34 340i
• BMW F32/F33/F36 440i

WHAT’S IN THE BOX?

• Washer Fluid Cap
• Coolant Expansion Tank
  
• Oil Cap Cover

Each kit comes with an Installation Instruction Card.  These are not full cap replacements except for the performance oil filter housing cap. The Billet Cap Covers affix to the top of your factory caps installing easily in minutes.