Description
Exhaust Header for 1988-2000 Honda Civic, CRX, Del Sol SOHC D16 Engine (D16A6/D16Z6/D16Y8)
The Flashark exhaust header is designed for 1988-2000 Honda Civic, CRX, and Del Sol models with the SOHC D16 engine (D16A6/D16Z6/D16Y8). Made from high-quality stainless steel and certified to ISO9001:2000 standards, this header offers durability and performance. Featuring a mirror polish finish, it has a 1.75" (44.45mm) inlet and a 2.0" (50.8mm) outlet, optimizing exhaust flow to enhance engine efficiency and power output. Perfectly compatible with D16 engine vehicles, it’s an excellent upgrade for improving overall performance and driving experience.
Fitment:
- 1988-2000 Honda Civic EX, LX, DX models (SOHC D16 Engines: D16A6 / D16Z6 / D16Y8)
- 1988-1991 Honda CRX Si/HF models (SOHC D16 Engines: D16A6 / D16Z6)
- 1993-1997 Honda Del Sol Si models (SOHC D16 Engines: D16Z6 / D16Y8)
*Fitment Note: Please be aware that this exhaust header does NOT fit Honda D16Y7 engines.
Specifications:
- Brand Name: Flashark
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Application: D16 Exhaust Header
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Material: High-Quality Stainless Steel
- Surface: Mirror Polish
- Certificate: ISO9001:2000
- Inlet Size: 1.75" / 44.45mm
- Outlet Size: 2.0" / 50.8mm
- Installation: Direct bolt-on, no modification needed. Affordable d16 header price with premium quality.
Exhaust Header vs. Exhaust Manifold: How Do They Affect D16 Engine Performance?
Are you looking to replace a cracked 1998-2000 Honda Civic exhaust manifold? Upgrading from a restrictive factory cast-iron manifold to a tubular header is the best performance decision you can make.
Whether you are replacing a D16Z6, D16A6, or a D16Y8 exhaust manifold, our D16 headers use individual tubes for each cylinder. This eliminates exhaust backpressure, promotes faster heat dissipation, and reduces overall weight. The result? Noticeable horsepower gains, faster throttle response, and a deeper, more aggressive exhaust tone compared to your stock D16 exhaust manifold.

Why Choose Flashark Exhaust Headers? (Solving Common Header Headaches)
We know the frustrations of building and tuning a D-Series engine. That's why our headers are engineered to eliminate the most common aftermarket issues:
- No More Exhaust Leaks: Features ultra-thick, CNC-machined flanges that resist high-temperature warping, ensuring a tight, leak-free seal against the cylinder head.
- True Direct Bolt-On Fitment: Precision mandrel-bent tubing guarantees perfect clearance around your oil pan, crossmember, and AC lines. No hammers, no welding, and no modifications required.
- Built to Last (Crack-Resistant): TIG-welded by experts using premium stainless steel to withstand the extreme heat and vibration of high-RPM driving without cracking.
- Hardware Included: Comes complete with a high-quality exhaust gasket and necessary hardware for a hassle-free installation.
Frequently Bought Together (Complete Your Setup)
Maximize your D16's potential! Many customers who buy our D16 headers also upgrade their entire exhaust system. Check out Flashark's Exhaust Header & Catback All-In-One Kits to tune your car's sound and performance to perfection.
Frequently Asked Questions (FAQ)
Q1: Will this header fit my Honda D16Y7 engine?
A1: No. This specific exhaust header is designed exclusively for Honda SOHC D16 engines including D16A6, D16Z6, and D16Y8. It does not fit the D16Y7 engine due to the unique layout of the Y7's factory exhaust manifold and catalytic converter.
Q2: How much horsepower will this D16 header add to my Civic?
A2: By replacing your restrictive stock cast-iron exhaust manifold with our tubular D16 header, you eliminate exhaust backpressure. While exact numbers vary based on your overall engine setup, you will experience noticeable horsepower and torque gains, along with much faster throttle response.
Q3: Is this a true direct bolt-on installation, or do I need to weld?
A3: Yes, this is a 100% direct bolt-on upgrade. Our precision mandrel-bent tubing is engineered to directly replace your factory D-Series exhaust manifold without the need for cutting, welding, or hammering.
Q4: Does the header come with gaskets and installation hardware?
A4: Absolutely! We know how frustrating it is to stop a project to buy missing parts. This D16 exhaust header comes complete with a high-quality exhaust gasket and all necessary mounting hardware for a hassle-free installation.
Q5: Will upgrading to this exhaust header change the sound of my car?
A5: Yes. Transitioning from a thick factory manifold to our stainless steel tubular headers will give your 1988-2000 Honda Civic, CRX, or Del Sol a deeper, more aggressive, and sportier exhaust tone.
Q6: Will I have clearance issues with my oil pan or AC lines?
A6: Not with Flashark. We specifically engineered this header to provide perfect clearance around your D-series oil pan, front crossmember, and AC lines, resolving a major pain point often found in cheaper aftermarket headers.
Q7: How does this header prevent exhaust leaks?
A7: We use ultra-thick, CNC-machined flanges that are highly resistant to high-temperature warping. When paired with the included premium gasket, it ensures a perfectly flat, tight, and leak-free seal against the cylinder head.
Q8: Why is stainless steel better than my stock cast-iron exhaust manifold?
A8: Stainless steel is significantly lighter and dissipates heat much more efficiently than factory cast iron, which helps lower under-hood temperatures. Additionally, our expert TIG-welded construction makes the header highly durable and crack-resistant under high-RPM driving.
Q9: Can I use this header with my stock exhaust system?
A9: Yes, this header features a standard 2.0" (50.8mm) outlet designed to mate up with standard OEM-style or aftermarket exhaust components. However, for maximum performance and sound, we highly recommend pairing it with a full Flashark Catback Exhaust.
Q10: Is this header compatible with both manual and automatic transmissions?
A10: Yes, our D16 exhaust headers are expertly routed to clear the transmission bellhousing on both manual and automatic models of the 1988-2000 Honda Civic, CRX, and Del Sol (with A6/Z6/Y8 engines).
Q11: Will installing this header cause a Check Engine Light (CEL)?
A11: For the compatible engines (D16A6, D16Z6, and D16Y8), this header simply replaces the exhaust manifold section. As long as your factory O2 sensors are functioning correctly and reinstalled properly into the provided bungs, it typically will not trigger a Check Engine Light.








