
S-400 FLANGE REPLACEMENT O-RING
🟡 S400 Compressor Cover Flange Replacement O-Ring – Black Seal for V-Band Elbow Fitment
This S400 flange replacement black O-ring is designed to provide a secure, leak-free seal between your BorgWarner S400 turbo compressor cover and the v-band style aluminum elbow. Made from high-temp silicone material, this O-ring ensures proper boost sealing and long-term durability under extreme engine bay conditions.
Perfect for rebuilds, maintenance, or replacing worn components, this O-ring fits standard S400 compressor outlet flanges commonly used in performance diesel and racing turbocharger systems.
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🔧 Key Features:
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Replacement black O-ring for S400 compressor cover v-band flange
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Ensures tight, leak-free fit between turbo and aluminum elbow
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Compatible with Stainless Diesel and BorgWarner S400-style turbos
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High-temp silicone construction for heat and pressure resistance
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Ideal for turbo service, rebuilds, or elbow swaps
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Color: Black (appearance may vary due to supplier availability)
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📦 What’s Included:
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1x Black O-Ring Seal for S400 Flange
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Maintain a reliable boost seal on your S400 turbo setup with this high-quality flange O-ring—built to perform under pressure.
Pairs well with
Ships within 1-2 business days.
Free shipping & returns

S-400 FLANGE REPLACEMENT O-RING
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FAQs
Please read our FAQs page to find out more.
Are OEM products more expensive than aftermarket alternatives?
OEM products might have a higher upfront cost compared to aftermarket parts, but their superior quality and durability often make them a more cost-effective choice over time. Investing in OEM ensures you’re getting parts specifically designed for your vehicle, which can lead to better performance and longevity.
Can I purchase OEM parts online or do I need to visit a dealership?
You don’t need to visit a dealership to get OEM parts. You can conveniently purchase genuine OEM components from authorized distributors and reputable online retailers like Turbo Tech Performance. Our online store provides a wide selection of high-quality parts delivered straight to your door.
Are parts from brands like Mopar, ACDelco, and Motorcraft interchangeable between different vehicle brands?
No, parts from Mopar, ACDelco, and Motorcraft are typically designed for specific vehicle brands. It’s crucial to ensure compatibility with your vehicle’s make and model by checking part numbers and consulting with a knowledgeable expert.
Can I install OEM parts myself, or is it better to have a professional handle it?
While some OEM parts can be installed by DIY enthusiasts, the complexity of installation can vary. For the best results and to ensure proper fitment and performance, we recommend having a trained mechanic install the parts, especially if you’re unfamiliar with automotive repairs.
Do OEM parts come with a warranty?
Yes, many OEM auto parts come with a manufacturer’s warranty that covers defects or issues. Be sure to check the warranty details for each part at the time of purchase, and keep your receipt for any potential warranty claims.