SKU: 76964580555

XForce | Tri-Y Performance Exhaust Header | Mazda MX5 NB 1.8L 1998–2005 | HS-H9918

$214.65 $238.50
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Description

XForce | Tri-Y Performance Exhaust Header | Mazda MX5 NB 1.8L 1998–2005 | HS-H9918XForce Tri Y Performance Exhaust Header Mazda MX5 NB 1. 8L HS H9918 Enhance the performance and engine efficiency of your Mazda MX5 NB with the XForce Tri Y Header. This high quality exhaust manifold is engineered to optimize exhaust scavenging through a specialized 4 2 1 Tri Y design, providing a noticeable improvement in mid range power and throttle response. Constructed from premium 304 stainless steel, these headers are built to withstand high

XForce Tri-Y Performance Exhaust Header - Mazda MX5 NB 1.8L - HS-H9918

Enhance the performance and engine efficiency of your Mazda MX5 NB with the XForce Tri-Y Header. This high-quality exhaust manifold is engineered to optimize exhaust scavenging through a specialized 4-2-1 Tri-Y design, providing a noticeable improvement in mid-range power and throttle response. Constructed from premium 304 stainless steel, these headers are built to withstand high temperatures and resist corrosion while offering a significant upgrade over the restrictive factory manifold. Whether you are hitting the track or enjoying a spirited Sunday drive, XForce headers provide the performance edge your MX5 deserves.

What's in the Box?

  • 1x XForce 304 Stainless Steel Tri-Y Header Manifold
  • Installation Gaskets

Features:

This product offers the following high-performance features:

  • 4-2-1 Tri-Y Design: Optimized primary and secondary pipe lengths to increase torque and broaden the power band.
  • Premium 304 Stainless Steel: High-grade material choice for superior longevity, heat resistance, and a polished performance look.
  • Improved Scavenging: Reduces exhaust backpressure, allowing the 1.8L engine to breathe more freely.
  • Mandrel-Bent Tubing: Ensures consistent pipe diameter throughout bends for smooth, laminar exhaust gas flow.

Specifications:

  • Make: Mazda
  • Model: MX5 (NB)
  • Engine: 1.8L BP-ZE / BP-VE
  • Part Number: HS-H9918
  • Material: 304 Stainless Steel
  • Design: 4-2-1 Tri-Y

Important Information

  • The image shown may not reflect the actual product
  • Shipping times may vary depending on destination and stock availability
  • Fitment Note: Designed primarily for manual transmission vehicles; automatic models will require modifications for successful fitment.
  • Compliance Note: Requires an EGR valve delete kit for successful fitment on Australian-delivered vehicles.
  • Engine Note: Fits 1998–2005 1.8L models only.

Vehicle Applications:

Vehicle Applications for HS-H9918
Make Model From To Body Series Engine Variant Drivetrain
MAZDA
MAZDA MX5 1998 2000 Convertible NB Series 1 1.8L I4 Manual RWD
MAZDA MX5 2000 2005 Convertible NB Series 2/3 1.8L I4 (VVT) Manual RWD

 

Warranty Information
Product Type Warranty Period
304 & 201 Stainless Steel Exhaust Systems 60 Months
Accessories 12 Months
Catalytic Converters 12 Months
Electronic Products (Including SmartBox) 12 Months
Mild Steel & 409 Stainless Steel Exhaust Systems 24 Months
Mild Steel Headers 12 Months
Stainless Steel Headers 24 Months
Universal 304 Stainless Steel Mufflers 24 Months
Universal Mild Steel & 409 Stainless Steel Mufflers 12 Months

Payment & Security:
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 76964580555

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sybille crom
Natrona Heights, US
★★★★★ 5
Easy to use and a good Value
Color: Multicolor, Size: 20 LB
Good Quality and Value , easy grip and and not bulky , i like the Colors and easy store away Stand that makes using them easy
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Reviewed in the United States on November 22, 2025
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duane
Louisville, US
★★★★★ 5
Nice product wife loves them
Color: Blue/Red, Size: 32 LB
Very nice having a rack 8ncld3d for the dumbbells lt better than wife leaving them on floor for toe bsters
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Reviewed in the United States on May 26, 2026
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melonie
Natrona Heights, US
★★★★★ 5
Great weights !!!
Color: Blues, Size: 76 LB
VERY HEAVY box. These are great weights that are not rough on your hands. Putting together the stand was simple and makes the storage simplified.
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Reviewed in the United States on January 27, 2026
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Matt
Alexandria, US
★★★★★ 5
Simple, Comfortable, and Exactly What You Expect
Style: Rack with 3 Pairs (5, 10, and 15 Pound)
These are pretty much exactly what you want from a set of dumbbells — simple, functional, and no nonsense. The neoprene coating gives them a comfortable grip and keeps them from feeling slick in your hands, especially during longer workouts or if your hands get sweaty. The coating also helps keep them from banging up floors or making as much noise compared to bare metal weights, which is nice if you’re working out at home. Weight accuracy seems fine for general fitness use, and they’ve worked great for things like accessory movements, shoulder work, lighter presses, rehab-style exercises, and general muscle toning. The shape also helps keep them from rolling around everywhere when set down. They’re not fancy, and they’re not trying to be — they’re just dependable dumbbells that do what they’re supposed to do at a fair price. If you want straightforward hand weights for home workouts without overthinking it, these are a solid buy.
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Reviewed in the United States on May 26, 2026
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ChaCha
Alexandria, US
★★★★★ 5
Reliable, Comfortable Dumbbells I Actually Use Every Day
Style: 12 Pound, Pair, Style: 12 Pound, Pair
I’ve been using the Amazon Basics Neoprene Dumbbell Hand Weights daily, and they’ve honestly been perfect for my routine. Whether I’m doing a quick morning workout or adding resistance to a longer session, these have held up really well. The neoprene coating makes a big difference—it provides a comfortable, non-slip grip, even during longer workouts or when my hands get a little sweaty. They’re also easy to clean and don’t have that strong rubber smell some weights can have. I really appreciate the hex shape too. They stay put when I set them down (no rolling across the floor), which makes switching between exercises quick and frustration-free. The weight feels evenly distributed and well-balanced, so movements feel controlled and smooth. Overall, these are simple, no-frills dumbbells that just work. If you’re looking for reliable hand weights for everyday use—whether you’re a beginner or just need something dependable for home workouts—these are a great choice.
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Reviewed in the United States on April 14, 2026

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