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Diesel Engine Cleaner BM804I Mecacyl for Audi A3/Q5, BMW 1 Series/3 Series, Volkswagen Golf/Passat

Optimize your diesel engine's performance with this cleaner that cleans the air system, reduces emissions and makes passing the roadworthiness inspection easier.

Brand MECACYL
Reference BM804i
€31.49 (VAT incl.)
€34.99 -10%
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In stock with us 19 in stock
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  2. Shipping from our warehouse
  3. Delivery Tue 13 Oct
Order tomorrow before 14:30 to get EXPRESS delivery as early as 13/10/2026
Get free STANDARD shipping on small items or on orders of €250.00 or more!*
With this product: €31.49 Free delivery from €250.00

About this product

The Mecacyl BM804I Diesel Engine Cleaner is designed to optimize the performance of your diesel engine by effectively cleaning the air system, including the turbo, the DPF and the EGR valve. This product is ideal for drivers who want to reduce polluting emissions and make passing the roadworthiness inspection easier.

Used regularly, it helps maintain optimal engine operation by removing deposits and residues that can build up over time. It is recommended every 30,000 km or before a roadworthiness inspection to ensure maximum performance.

Benefits

This engine cleaner offers several notable benefits for your diesel vehicle. In addition to reducing polluting emissions, it improves fuel efficiency by lowering fuel consumption. It also extends the service life of engine components by preventing the buildup of harmful deposits.

  • Complete air system cleaning
  • Reduced polluting emissions
  • Improved fuel efficiency
  • Easier passage of the roadworthiness inspection

Technical specifications

Brand BY MECACYL
Product name Diesel Engine Cleaner
Product type Cleaner, Additive
Benefits Cleans the air system (Turbo, DPF, EGR), Reduces polluting emissions, Facilitates passing the roadworthiness inspection
Uses Diesel additives
Gains Protects the engine and oil
Reference BM804I
Safety Hazardous. Follow the usage precautions.
Usage precautions H304 May be fatal if swallowed and enters airways., H332 Harmful if inhaled., H336 May cause drowsiness or dizziness., H411 Toxic to aquatic life with long lasting effects.

Product family Oils/Additives
Lubricants / additives Fuel System/Engine Cleaner
Volume / Capacity 1 Liter

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