SpeedFactory Racing Straight Transition Silicone Couplers
Model: SF‑03‑011 – VR Core Transition Sizes (e.g. 3.0″ → 3.5″, 2.5″ → 3.0″)
These versatile silicone couplers allow seamless transitions between different inner hose diameters—perfect for turbo setups, intercooler piping, or any custom intake plumbing where diameter shifts occur mid-run.
🔧 Key Features
SAE J20-certified 4‑ply polyester-reinforced silicone, engineered to withstand extreme boost conditions
Temperature tolerance ranges from –76 °F up to +376 °F with burst pressures exceeding 200 psi
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Standard 3″ length, offering compact transitions while maintaining structural integrity and airflow
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MAPerformance
Premium black exterior with white SpeedFactory branding for aesthetics and cleanability
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Available sizes include 2.0→2.5, 2.5→3.0, 3.0→3.5, 3.5→4.0, and more depending on inventory
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🚗 Applications
Ideal for turbocharger piping, especially where different hose diameters meet
Perfect for intercooler or radiator transitions in custom or factory-style plumbing
Widely used in Honda/Acura swap builds (K‑Series, B‑Series, J‑Series) and general high-performance setups
📦 What’s Included
1× SpeedFactory Transition Silicone Coupler (selected size, 3" length)
✅ Why Choose SpeedFactory?
Delivers reliable performance under high boost and heat
Adds a clean, OEM-race-inspired aesthetic to your engine bay
Designed for precise fit and consistent routing—no guesswork needed, unlike generic silicone
Trusted by performance tuners for durability and consistent quality
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⚙️ Installation Tips
Pair with T-bolt clamps or high-quality worm clamps for optimal sealing
Pre-heating the coupler before installing can help with fitment and alignment
Confirm actual pipe inner diameters to avoid over-compression or stretch after trimming
