10 Best Diesel Engine Fuel Additives in 2023 [Multi-Purpose Formula]

Diesel engine fuel additives are used to improve the performance of diesel engines. There are a variety of additive formulations available, each designed to provide specific benefits. The most common additives include those that improve fuel economy, reduce emissions and improve engine power.

Best Overall
1
4.9
Hydra DPB-100 Diesel Power Blast

Hydra DPB-100 Diesel Power Blast

View On Amazon
Best with Multi-Biocide
7
4.3
 HYDRA FPB-77 FuelPlus Multi-biocide - Fuel System Cleaner

HYDRA FPB-77 FuelPlus Multi-biocide - Fuel System Cleaner

View On Amazon