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C.T.I

BLACK DIAMOND 22-084-07 PISTON RING FOR 07-15 BMW N54B30 3.0L 335i 535xi 740i X6 Z4 L6 DOHC

$125.10 USD
$125.10 USD
Sale Sold out
Shipping calculated at checkout.
  • C.T.I. BLACK DIAMOND 22-084-07 PISTON RING FOR BMW 08-15  3.0T L6 E90 335i 740Li X6 Z4 E92 E93 N54B30A


DLC (Black Diamond) stands for Diamond-like Carbon coating on the piston rings.
Providing lower fuel consumption, C.T.I.'s DLC ring has the advantage of high hardness,
low friction which can increase wear resistance, reduce wear rate, decrease internal stress and extend life of piston rings.

Hardness(Hv0.05) >2800
Friction Coefficient <0.04

Condition: 100% New 
Brand: C.T.I.
Surface: Diamond Like Carbon Plating 
Engine Type: N54B30A, N55B30A
Compatible Model: Z4, 135i, 740Li, 335i, X6, 535i, 335xi, 435i, 640i, 640xDrive
ISO-9001/IATF-16949 Approved
Manufactured quality meets or exceeds OEM specifications.

Please refer to the images for an accurate description of the parts included in this listing.

PRODUCT SPECIFICATIONS:

STD Piston Ring Size(mm)
1st ring:   84*1.5*3.1mm
2nd ring:  84*1.5*3.3mm
Oil Ring:  84*2.5*2.8mm


Package Contents

1 C.T.I. Black Diamond 22-084-07/D00 Piston Ring Set

Shipping

 Ships the same business day by USPS or other available shipping method after payment clears.

Warranty & Return Policy

 

  • Our certified parts come with a 1 year warranty.
  • The warranty is only valid for non-artificial defects. Human abuse, improper usage, alteration to the product, or negligence will NOT be covered. 
  • Returned items are subject to approval by us, it should be brand new, have not been installed or damaged, and are inside the original box.
  • All exchanges or refunds must be received within 30 business days. Buyers bear the shipping cost for returning defective or non-defective items to us.
  • Physically damaged items received should be reported within 48 hrs. 
  • We will NOT charge the restocking fee with a replacement order, otherwise we will have to charge you a 35% restocking fee or the shipping cost paid over.
  • Please ensure you are ordering the correct parts you need. It is the ultimate responsibility of you (the buyer/consumer) to confirm in advance that such part(s) will fit your vehicle. 
  • If unsure about the compatibility do not hesitate to send us a message.
  • Parts that have been installed, painted, plated, etc. will not be acknowledged for return.