Yanmar Oil Filter Bypass – 128633-35460
$298.98 NZD incl. GST
In stockFreight calculated at checkout
- In business since 1927
- Backed by our Auckland workshop
- Capricorn preferred supplier
- Delivery across NZ and worldwide
Shipping & delivery
Freight is calculated at checkout by weight and volume. Orders over 25 kg or 2.5 m³: we'll email the freight cost after you order.
Standard delivery: 2–5 working days. Rural: 4–6 working days.
Click & Collect: we'll call to arrange a time at 77 Leonard Road, Mount Wellington, Auckland.
Outside New Zealand? Contact us for a freight quote.
Returns & warranty
Returns are handled under our refund policy. Your rights under the Consumer Guarantees Act are not affected.
For warranty claims, email sales@simmsdiesel.co.nz with proof of purchase and photos, and contact us before fitting a replacement. See warranty.
Product details
Genuine Yanmar bypass oil filter engineered for select Yanmar marine diesel engines. This bypass filter works in conjunction with the primary oil filter to help regulate oil pressure and prolong engine life by filtering contaminants before they re-enter the engine lube system. It is a direct OEM replacement, ensuring fit, performance, and reliability.
Part Numbers & Cross-References
✔ Current Yanmar Part Number:
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128633-35460 – Latest OEM Yanmar bypass oil filter.
✔ Superseded/Replaced Part Numbers:
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128633-35450 – Older bypass oil filter part replaced by 128633-35460.
Compatible Engine Applications
This bypass oil filter fits select Yanmar 6CX marine diesel engine models, including:
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6CX-ETE
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6CX-GTE
(Commonly used in auxiliary generator and marine propulsion applications where a bypass oil filtration system is required.)
⚠️ Always verify specific engine model and serial number before ordering to ensure compatibility with your installation.
Key Features
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Genuine Yanmar OEM Part: Designed and manufactured to Yanmar specs for reliable performance.
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Direct Fit Replacement: Supersedes older part 128633-35450 without modification.
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Improves Oil Filtration: Works with the primary filter system to help remove finer contaminants from engine oil.
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Marine-Grade Design: Built for marine environments and long-term durability.
Installation & Service Notes
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Always change the primary oil filter at the same time as the bypass filter for best engine protection.
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Ensure correct torque on filter housing and check for leaks after installation.
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Recommended as part of scheduled maintenance to protect bearings and internal engine components.