BMW E30 Long Tube Exhaust Headers
Give the E30 straight-six exhaust path a freer-flowing long-tube layout while adding a deeper, more purposeful exhaust tone. These FLASHARK stainless steel headers are listed for selected 1988–1993 BMW E30 320i, 323i, 325i and 325ix applications and replace the factory-style exhaust manifold at the engine.
Specifications
| Brand | FLASHARK |
|---|---|
| Product Type | Long-tube exhaust headers |
| SKU | FLES08348 |
| Model | EH28003 |
| Material | Stainless steel |
| Surface Finish | Mirror polished |
| Application | Selected BMW E30 inline-six applications listed above |
Key Features
- Long-tube layout: Replaces the compact factory-style exhaust manifold with individual runners leading toward the collector.
- Stainless steel construction: Provides a corrosion-resistant alternative to a heavy cast-iron manifold.
- Mirror-polished finish: Gives the header assembly a clean, finished appearance.
- Naturally aspirated exhaust character: Designed to support smoother exhaust movement and a deeper tone through the E30 inline-six exhaust system.
- Platform-specific positioning: Intended for the listed E30 applications rather than later BMW M54, M30 or four-cylinder platforms.
Built for Better Flow and Sound
A factory exhaust manifold uses a compact layout that prioritizes packaging, durability and production requirements. A long-tube header gives each cylinder a longer exhaust path before the pipes merge, changing exhaust pulse behavior and reducing some of the restriction associated with the factory-style manifold.
Throttle response, upper-rpm pull and sound can vary with engine condition, the remaining exhaust system and installation quality. The rear exhaust, catalytic-converter layout, resonators and muffler have a major influence on volume, rasp and cruising drone.
Factory-Style Manifold vs. Long-Tube Header
| Area | Factory-Style Manifold | FLASHARK Long-Tube Header |
|---|---|---|
| Construction | Compact cast-style layout | Stainless steel tubular layout |
| Runner Layout | Short, compact exhaust paths | Longer individual exhaust paths before merging |
| Sound | Closer to the factory exhaust character | Deeper, more pronounced inline-six tone depending on the full exhaust |
| Installation Planning | Factory connection layout | Requires clearance, sealing and downstream-exhaust checks |
What Is Included
- FLASHARK long-tube exhaust header assembly for SKU FLES08348
Review the selected product configuration before installation. Replacement sealing parts and service hardware should be chosen for the vehicle and exhaust layout being serviced.
Installation Notes
Technician’s note: Long-tube header installation should be planned as an exhaust-system job, not only a manifold swap.
- Inspect the cylinder-head sealing surfaces and mounting threads before assembly.
- Check clearance around the steering system, transmission area, drivetrain components and body.
- Compare the header outlet with the existing mid-pipe or cat-back connection before final tightening.
- Use suitable sealing components and tighten fasteners evenly to reduce the chance of an exhaust leak.
- Recheck fasteners and inspect for leaks after the first complete heat cycles.
- Keep wiring, hoses and heat-sensitive components away from the exhaust runners.
Who These E30 Headers Are For
- Owners of a listed E30 inline-six application replacing or upgrading the factory-style exhaust manifold.
- Drivers looking for a more pronounced exhaust tone from a naturally aspirated BMW straight-six.
- Performance-oriented street, project or track builds where installation and exhaust-system compatibility can be assessed.
- Owners prepared to check the complete exhaust path rather than assuming every existing mid-pipe or cat-back will connect without adjustment.
Who Should Choose a Different Exhaust Part
- E30 318is owners with the four-cylinder M42 engine.
- Owners shopping for a complete cat-back or full exhaust system rather than headers.
- Drivers who require factory exhaust sound and factory-style packaging.
- Vehicles whose engine, drivetrain or steering configuration does not match the listed applications.
- Owners who require an emissions-approved replacement without first checking local requirements.
Emissions and Street-Use Notice
Exhaust modifications can affect emissions equipment, inspection eligibility and road-use compliance. Check the vehicle’s catalytic-converter layout, oxygen-sensor arrangement and applicable local regulations before installation. Do not assume that an aftermarket header is emissions-approved or street legal in every jurisdiction.
Shipping & Returns
Free U.S. Shipping: Orders are typically processed within 1–2 business days and delivered within 7–9 business days. Additional charges may apply to remote areas.
30-Day Returns: Unopened and unused items in their original packaging may be returned within 30 days of receipt. Return shipping is covered for verified quality issues.
Worry-Free Delivery: Optional protection against eligible loss, theft, delay, or transit damage is available at checkout.
Fitment & Compatibility
| Brand | Model | Year Range | Full Compatible Specs |
| BMW | 320i | 1988-1993 | E30 Chassis; I6 2.0L Engine |
| BMW | 323i | 1988-1993 | E30 Chassis; I6 2.3L Engine |
| BMW | 325i | 1988-1993 | E30 Chassis; I6 2.5L Engine |
| BMW | 325ix | 1988-1993 | E30 Chassis; I6 2.5L Engine; AWD Models Only |
- Not listed for the four-cylinder E30 318is with the M42 engine.
- Match the engine and drivetrain rather than relying on the E30 chassis name alone.
- Right-hand-drive steering clearance must be assessed before installation.
- Engine swaps and non-standard mid-pipes or cat-back systems can change flange position and available clearance.
BMW E30 Long Tube Header FAQs
Q1: Will these headers fit an E30 325i?
A1: The listed fitment covers 1988–1993 BMW E30 325i models with the 2.5L inline-six application. Match the engine and existing exhaust layout before ordering.
Q2: Are these the same as a complete E30 exhaust system?
A2: No. These are exhaust headers that replace the manifold-side portion of the exhaust path. A cat-back, muffler and complete exhaust system are separate parts.
Q3: Will they fit an E30 318is?
A3: No. The four-cylinder E30 318is with the M42 engine is not included in the listed fitment.
Q4: Are the headers listed for the E30 325ix?
A4: The fitment list includes 1988–1993 BMW E30 325ix 2.5L AWD applications. AWD drivetrain clearance and the vehicle’s existing exhaust layout should be inspected as part of installation planning.
Q5: Will they fit a right-hand-drive E30?
A5: Right-hand-drive cars can have different steering-shaft clearance around the header area. Assess steering and pipe clearance before choosing this part for an RHD vehicle.
Q6: What sound change should I expect?
A6: A long-tube header can give the inline-six exhaust a deeper and more pronounced character. Final volume, rasp and cruising drone depend heavily on the catalytic converter, resonator, muffler and remaining pipe layout.
Q7: Will the headers connect to my stock cat-back?
A7: Treat downstream compatibility as part of the installation check. Outlet position, flange style and previous exhaust work can affect whether the existing mid-pipe or cat-back connects without adjustment.
Q8: Is a tune required after installing the headers?
A8: ECU requirements depend on the vehicle’s engine management, oxygen-sensor arrangement and the rest of the exhaust system. Discuss the complete setup with an experienced BMW technician or tuner before changing sensor or emissions-equipment locations.
Q9: Will the headers cause a check-engine light?
A9: A check-engine light cannot be ruled out when exhaust components or oxygen-sensor behavior change. Scan existing faults first and keep the sensor arrangement appropriate for the vehicle’s engine-management system.
Q10: Are gaskets and mounting hardware included?
A10: Select sealing components and mounting hardware for the exact vehicle and installation. Fresh, correctly sized exhaust fasteners and sealing parts help reduce the chance of leaks.
Q11: Can I install these headers at home?
A11: Installation requires safe vehicle support, exhaust access and careful clearance checks in a tight engine bay. Professional installation is the better choice when downstream alignment, steering clearance or exhaust fabrication is involved.
Q12: What helps prevent an exhaust leak after installation?
A12: Clean mating surfaces, suitable sealing components, even fastener tightening and a post-heat-cycle inspection are important. Check the collector and downstream joints as well as the cylinder-head connections.
Q13: Are long-tube headers different from shorty headers?
A13: Long-tube headers use longer runners before the exhaust streams merge. Shorty headers use a more compact layout. Runner and collector design influence packaging, clearance, exhaust pulse behavior and where changes are felt through the rpm range.
Q14: Are these headers street legal?
A14: Do not assume universal street legality. Requirements vary by jurisdiction and can depend on catalytic converters, oxygen sensors and emissions certification. Check the rules that apply where the vehicle is registered and used.
Q15: Who should not buy this header set?
A15: It is not the right choice for an M42-powered 318is, an unlisted engine or drivetrain, or a buyer looking for a complete cat-back system. It is also unsuitable when factory emissions compliance must remain unchanged without an application-specific approval.