rock are a leading oil manufacturer with industry experience from 1928
using only premium addatives with wide spread manufacturer full approval
 
Also having firm established roots in the motor industry truck,agriculture industry and also a strong motor sport presence.
 
this is a quality long life extended drain fully synthetic engine oil
with approval for :
 
vw 504/00/507 00
porsche c30
bmw ll-04
mercedes benz 229.51
acea c3 api sn 
 
use the drop down menu to select the required pack size 
 
Synthesis Xtra-Life 5W-30 is a long life, high performance synthetic engine oil designed to provide exceptional cleaning power, wear protection and performance. Synthesis Xtra-Life 5W-30 has been designed to help prolong the life and maintain the efficiency of Car Emission Reduction Systems in both diesel and petrol powered cars.
Synthesis Xtra-Life 5W-30 is formulated to be fully compatible with the latest Diesel Particulate Filters (DPF's) and Catalytic Converters. It exceeds the requirements of many leading industry and car manufacturers' standards required for newer modern diesel and petrol powered passenger car engines.
Features
Suitable for use with VAG long life variable service interval regime
Low ash content to reduce particulate build-up in Diesel Particulate Filters
Low Sulphur and Phosphorous content to reduce poisoning of Catalytic Converters
Reduced deposits and sludge build-up to enable long and clean engine life
Outstanding thermal and oxidation stability allowing extended drain interval protection
Excellent low temperature capabilities for quick cold weather starting and ultra fast protection