Featured Products
What is Dipetane? Dipetane burns the carbons that would normally cause carbon deposit build-up, therefore extending both your oil and engine life. Proven in over 100 million miles of service, Dipetane improves fuel economy, reduces emissions, extends oil life and reduces engine wear.  
All makes. All models. End of story. G12, G12+, G12++ & New Purple Spec Mixes with every Colour Coolant & Antifreeze 5 year,150,000 mile guarantee. Mixed protects down to -37°C.
Coolant
Opposite The Coombe Hospital
52 Dolphins Barn Street Dublin 8 Ireland Phone +353 1 4541164 Fax +353 1 4531300
Why choose National? With over 25 years experience serving the Independent Aftermarket, you can rely on us to supply you with quality products, backed up by exceptional customer service. We offer: 100% New Clutch programme with no re-manufactured product. A comprehensive range at competitive prices. Specification matching Original Equipment. Life testing, ensuring our products are fit for purpose. 2 year / 20,000 miles 'no quibble' guarantee.   
Quality assurance is an absolute priority for SIDEM Steering & Suspension Parts.. Starting with the delivery of the raw materials we carry out a strict quality control. Prototypes and new products are subjected to extensive tests with zero fault tolerance in our own test center before launch into the market. Our R&D staff work towards a constant improvement of our products and our production processes. Here quality, efficiency and safety are the key words.  There is permanent quality control during the production process itself. Standardized procedures and precision equipment ensure a watertight system for quality management.  Besides traditional quality labels for industry, SIDEM also has the TS 16949-2009 label, the quality benchmark for delivery in the automotive sector.  
Featured Products
What is Dipetane? Dipetane burns the carbons that would normally cause carbon deposit build-up, therefore extending both your oil and engine life. Proven in over 100 million miles of service, Dipetane improves fuel economy, reduces emissions, extends oil life and reduces engine wear.  
Opposite The Coombe Hospital
52 Dolphins Barn Street Dublin 8 Ireland Phone +353 1 4541164 Fax +353 1 4531300
Quality assurance is an absolute priority for SIDEM Steering & Suspension Parts.. Starting with the delivery of the raw materials we carry out a strict quality control. Prototypes and new products are subjected to extensive tests with zero fault tolerance in our own test center before launch into the market. Our R&D staff work towards a constant improvement of our products and our production processes. Here quality, efficiency and safety are the key words.  There is permanent quality control during the production process itself. Standardized procedures and precision equipment ensure a watertight system for quality management.  Besides traditional quality labels for industry, SIDEM also has the TS 16949-2009 label, the quality benchmark for delivery in the automotive sector.