DEFUS Base OEM Fuel Injector | Toyota PASEO/Tercel/COROLLA (1974-1986, 1.5/1.2L petrol engines) | - High-speed steel body (ASTM A681) - 0.3mm nozzle orifice - 45 dBA noise level | - OEM fitment ensures compatibility - Durable material - Precise fuel delivery | - Limited to specific models/years - No advanced noise reduction ▲ |
DEFUS Advanced OEM Fuel Injector | High-demand Toyota models (e.g., tuned engines) | - ▲ 0.4mm nozzle orifice (▲10% flow rate) - ▲ 40 dBA noise level - Corrosion-resistant coating (ASTM B117) | - ▲ Improved fuel efficiency - Quieter operation - Enhanced durability | - Higher cost - Requires engine recalibration for full benefit |
Industry Standard OEM Fuel Injector | Factory-installed in Toyota vehicles (1968-2016) | - Steel body (ISO 3506) - 0.28mm nozzle orifice - 48 dBA noise level | - Widely compatible - Meets OEM specifications - Warranty support | - Lower flow capacity ▲ - No aftermarket upgrades available |
Aftermarket Universal Fuel Injector | Repairs/upgrades for non-OEM vehicles | - Stainless steel body (ISO 15510) - Adjustable orifice (0.25–0.35mm) - 50 dBA noise level | - Cost-effective - Versatile fitment - Easy installation | - Potential compatibility issues - Lower durability ▲ - Less precise fuel delivery |
High-Performance Fuel Injector | Racing/tuned engines requiring enhanced fuel flow | - ▲ 0.5mm nozzle orifice - ▲ 35 dBA noise level - Titanium nozzle (ASTM F1144) | - ▲ 20% higher flow rate - Lightweight design - Extreme durability | - Expensive - Requires specialized tuning - Not OEM-compatible |
Injector Nozzle Assembly (DEFUS) | Direct replacement for worn nozzles in Toyota engines | - ▲ 0.35mm precision orifice - Ceramic-coated nozzle (ASTM C316) - 42 dBA noise level | - ▲ 15% longer lifespan - Easy retrofit installation - Reduced carbon buildup | - Model-specific fitment - Requires professional installation - Less robust than full injector assembly |