Improves the combustion and increases the amount of oxygen in the combustion chamber

Provides a better cold start performance

MACK 014 GS 17009

double duck

hazing and swirls

380 Amber 12V 21/5W P21/5W Brake & Tail Bulbs (Pack Of 10) Radiator Maintenance Improves the combustion and increasesUpgrade your vehicle's lighting with this essential pack of 10 amber brake and tail bulbs. Designed to fit standard P21 5W sockets, these 12V bulbs deliver reliable 21 5W performance for consistent visibility and safety on the road. Perfect for replacement or maintenance, this bulk pack ensures you have spares on hand. The 380 specification guarantees compatibility with most vehicles requiring dual filament brake and tail light bulbs. Amber colouring