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RSE Japan
HEAD GASKETS FA20(DIT) 89.5-1.1mm
🔧 RSE HEAD GASKETS FA20(DIT) 89.5-1.1mm
The RSE RA4070-SB03C is a head gasket listed by the manufacturer for FA20, FA20DIT.
Select this item by its exact part number and the verified details below. A shared engine or product-family name does not establish compatibility with every variant. Check the intended application and supplied contents before ordering.
✅ Part number: RA4070-SB03C
✅ Manufacturer product designation: HEAD GASKETS FA20(DIT) 89.5-1.1mm
✅ Engine code: FA20, FA20DIT
✅ Manufacturer-listed vehicle: SUBARU BRZ, SUBARU VA WRX S4, SUBARU LEVORG, TOYOTA 86
Contact KM Auto Group with the complete part number before purchase to confirm the correct version, required supporting parts and current supplier availability. Follow the manufacturer’s instructions and use an appropriately qualified installer where applicable.
AUD $240
Available on backorder
Q1. What makes RSE exhaust systems high quality?
RSE (Real Speed Engineering) exhaust systems are designed and manufactured in Japan with a strong focus on quality, performance and precision engineering.
Developed with Japanese performance engineering expertise, RSE products feature:
✅ Premium full titanium construction on selected systems
✅ Lightweight, performance-focused design
✅ Precision TIG welding and high-quality craftsmanship
✅ Optimised exhaust flow and excellent fitment
✅ Distinctive exhaust sound and improved driving experience
✅ Motorsport-inspired engineeringRSE is associated with the same Japanese manufacturing group as TOMEI USA, combining Japanese engineering expertise with performance-focused product development.
Whether you are building a street car or a dedicated track car, RSE offers an excellent balance of quality, performance and value.
Q2. Are RSE exhaust systems suitable for daily driving?
Absolutely! Many RSE exhaust systems are suitable for daily-driven performance vehicles, depending on the model, configuration and local regulations.
RSE exhaust systems are designed to offer:
✅ Improved exhaust flow
✅ Significant weight reduction
✅ Potential improvements in throttle response
✅ Aggressive exhaust sound under acceleration
✅ Lightweight titanium construction on selected modelsMany RSE exhaust systems also include a removable silencer to help reduce exhaust noise when required. However, silencer availability varies by product.
Important: Exhaust sound levels and road legality vary between models. Please check your local state or territory's roadworthy, noise and emissions requirements before purchasing or installing an aftermarket exhaust system.
Q3. What does "Available on Backorder" mean?
If an RSE product is marked "Available on Backorder", it means the item is not currently held in our local stock and will need to be ordered from our supplier in Japan.
Before placing your order, we strongly recommend contacting KM Auto Group to confirm:
✅ Current manufacturer availability
✅ Estimated production or restocking time
✅ Estimated shipping and delivery timeframe
✅ Vehicle compatibility and product specificationsImportant Backorder & Special Order Policy
All backorders and special orders are considered final once confirmed and placed with our supplier.
Change-of-mind cancellations, refunds or exchanges are not accepted for confirmed special orders or backorders.
Estimated delivery times are subject to manufacturer availability, production schedules, international shipping and customs clearance.
This policy does not exclude or limit any rights or remedies available under Australian Consumer Law.
Need assistance?
Contact KM Auto Group before ordering. Our team will be happy to assist with product selection, fitment, pricing and availability.
