1994-2001 Honda Integra/Acura Header - Tri-Y Design for B16/B18/B20 Engines | GS/GSR/LS Models | 304 Stainless Steel | Mandrel-Bent Performance Header

✔ FREE shipping to 48 states (excl. AK/HI/territories)
⏳ 6-9 business days (1-day processing +5-8 business day transit)
📦 Tracking emailed after shipment
❗ Report damaged/lost items within 48 hours
📅 No shipping on major holidays

✔30-day returns– Unused items in original packaging
✔Free returnsfor defective/wrong items (we cover shipping)
📦Customer pays return shippingfor non-defective items
⚠Non-returnable: Opened seals, custom-made parts
💰Refunds issuedwithin 14 days of return
🇺🇸48 states only(no international returns)

🛡️ 2-Year Limited Warranty
✔ Covered: Manufacturing defects, cracks, weld failures (2 years from delivery)
✖ Not Covered: Install errors, accidents, corrosion, modifications, racing abuse
⚠ Off-Road Use Only - Not EPA/CARB compliant for street vehicles

🔧 TECHNICAL INQUIRIES 🔧
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🔍 1. CARB Certification Status
❓ Are your exhaust manifolds CARB certified?
📌 Currently not CARB certified
⚠️ Limited to off-highway use only
📍 California users assume compliance risk

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⚡ 2. Cracked Manifold Risks
❓ Can a cracked exhaust manifold cause other engine problems?
✔️ Yes - multiple potential issues:
• Exhaust leaks
• Reduced backpressure
• Oxygen sensor errors
• Engine overheating
🛠️ Recommendation: Immediate replacement

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🏎️ 3. Performance Installation
❓ Can I install a performance exhaust manifold without tuning?
🔄 Possible but not ideal
⚠️ May trigger P0171 "lean condition" code
💡 Pro Tip: ECU tuning recommended for optimal airflow

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🧼 4. EGR Valve Maintenance
❓ Should I clean or replace a clogged EGR valve?
🔧 Mild cases: Cleaning may suffice
🔄 Severe buildup: Requires replacement
⛔ Stuck stems: Won't regain full function

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🌡️ 5. EGR Cooler Failure
❓ What causes failure and how to spot it?
🔥 Common causes:

• Coolant contamination
• Carbon blockage
  🚨 Warning signs:
  ✓ White exhaust smoke
  ✓ Coolant loss
  ✓ Milky oil residue