アサミエンジニアリング
Maximize the Power,
Minimize the Stress.
Performance Benefits
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Razor-Sharp Throttle Response:
Experience immediate engine reaction to every pedal step.
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Dynamic Revving:
The engine climbs the RPM range with a smooth yet powerful delivery—a rare but proven combination
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Enhanced Launch Acceleration:
Improved performance the moment you step on the gas.
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Increased Output:
Expect a 5–10% increase in horsepower and torque.*
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Superior Efficiency:
Fuel economy improves by approximately 8–10%.*
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Oil System Stability:
Maintains higher and more consistent oil pressure.
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Thermal Management:
Reduces engine oil temperatures by roughly 5%.
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Continuous Filtration:
Engineered to filter oil even at high RPMs, cold start ups and when sludge accumulates, effectively reducing engine wear.
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Engine Longevity:
Unlike paper, no fibers dissolve or flow into the engine, protecting health and preventing Variable Valve Timing (VVT) system failures.
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Instant Lubrication:
Oil pressure builds immediately upon startup, minimizing dry-start wear.
*Note:
Many vehicle models see improvements exceeding 10% in torque and fuel efficiency depending on driving conditions.
Technical
Details
This ultra-performance oil filter is especially designed to gain power and torque in various RPMs and throttle opening angles.
(Please check the power gain sample chart below.)
BMW OE vs ASAMI Engineering power comparison chart
(BMW E90 320i N46B20B engine)
パワーアップ参考データ：BMW NA 2L 4気筒エンジン
Power gain sample：BMW NA 2L 4cycle engine
Technical Details
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Reducing Crankshaft Drag:
By significantly reducing pressure loss compared to paper filters, the load on the oil pump is lightened. This drastically reduces the rotational resistance of the crankshaft, leading to major improvements in power, response, fuel economy, and thermal stability.
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Aerospace & Medical Grade Technology:
We utilize ultra-premium filter mesh—the same technology found in fighter jets and medical blood-filtration devices.
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A Tuning Part You Can Service:
This isn't just a replacement; it's a tuning component. Developed to optimize pressure loss and flow rates, it delivers increased power and torque across all RPMs and throttle angles while maintaining filtration superior to OEM paper filters.
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Constant Filtration (High-Flow Design):
Standard paper filters often trigger an internal bypass valve during high RPMs or when slightly clogged, allowing unfiltered oil to circulate. Thanks to its ultra-low pressure loss characteristics, our filter is designed to keep filtering even during cold starts, high revs, or debris accumulation (excluding abnormal pressure spikes). This is vital for those seeking to minimize engine wear during spirited or sporty driving.
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Eco-Friendly & Safe:
No dissolving fibers mean zero risk to sensitive variable valve systems. Because it is serviceable, you can reset the performance to "like-new" using standard brake cleaner—making it both cost-effective and environmentally friendly. (Note: The rubber gasket should be replaced each time to ensure a perfect seal.)
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Simple Installation, No modifications required:
Enjoy immediate tuning effects on a completely stock vehicle.
Filter
Architecture
Our oil filters are available in two types depending on your vehicle model.
A. Spin-on (Canister Type) Equivalent Models
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Mono-block Outer Body:
CNC-machined from one-piece forged duraluminum for maximum structural integrity, to withstand extreme vibration, heat, and oil pressure for use even in motorsports.
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17mm Hex-Head Design:
Features a 17mm hexagonal nut design that eliminates the need for a filter wrench and simplifies replacement in tight engine bays.
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Integrated Cooling Fins:
Utilizes a finned shape specifically designed for enhanced heat dissipation under extreme conditions.
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High-Performance Stainless Mesh:
Advanced aerospace-grade stainless steel micro-mesh filter that ensures superior filtration while significantly reducing oil flow resistance.
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Neodymium Magnet:
Equipped as standard with an ultra-strong neodymium magnet to capture even the finest ferrous debris as small as 0 microns.
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Tool-Free Maintenance:
Ingeniously designed to be disassembled and reassembled without the need for specialized tools.
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Replaceable Gasket:
Features a push-in style rubber packing/gasket for easy routine service replacement.
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Relief Valve:
Equipped with a safety relief valve to protect the system during emergency oil pressure spikes.
B. Cartridge-type Equivalent Models
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Precision Design:
Engineered to ensure consistent, reliable sealing performance even after repeated installation, cleaning and removal.
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Premium Elastomer Seals:
Internal seals made from high-grade elastomer, designed to eliminate the need for regular replacements, even under heat and chemical exposure.
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High-Performance Stainless Mesh:
Advanced aerospace-grade stainless steel micro-mesh filter that ensures superior filtration while significantly reducing oil flow resistance.
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Internal Reinforcement Structure:
A rugged internal frame designed to maintain filter rigidity and stability even under high-flow/pressure conditions.
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High-Quality Decal for Filter Cap:
Heat and oil resistant decal to indicate the installation of the ASAMI Engineering filter.
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High-Quality Seals for Filter Cap:
Heat and oil resistant seal rings.
