304 Stainless High Performance Catted Downpipe for McLaren GT

$2,699.95

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Bull Boost Performance | SKU: 720595376303

Expert Install Support

30-Day Returns

One Year Warranty

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Unlock stronger performance, sharper throttle response, and a deeper, more aggressive exhaust tone with the STRATEC™ 304 Stainless Steel High-Performance Downpipe, engineered specifically for the McLaren GT. Designed to improve exhaust flow and reduce restriction, this premium stainless steel downpipe enhances horsepower, torque, and driving dynamics while delivering exceptional durability for both street and spirited driving.

Crafted from high-grade 304 stainless steel, this system offers excellent heat resistance, corrosion protection, and long-term structural strength—making it a robust upgrade ideal for McLaren enthusiasts seeking performance gains without sacrificing reliability.

Key Features

1. Improved Exhaust Flow

Precision-engineered to reduce bottlenecks and optimize gas flow, allowing the engine to breathe more efficiently. This results in reduced backpressure and enhanced overall performance.

2. Increased Power & Torque

Enhanced exhaust efficiency allows the engine to operate more freely, translating into noticeable gains in both horsepower and torque along with a more responsive throttle feel.

3. Enhanced Exhaust Tone

By reducing restriction, the downpipe uncovers a deeper, more aggressive exhaust note. Expect a fuller, sportier sound profile—especially under acceleration and higher RPMs.

4. Premium 304 Stainless Steel Construction

Built from corrosion-resistant 304 stainless steel, offering excellent durability, high-temperature stability, and long-lasting performance even in demanding driving conditions.

5. Reduced Turbo Lag

Improved flow helps the turbocharger spool faster, delivering power more immediately and enhancing responsiveness during spirited or performance driving.

6. High Heat Resistance

304 stainless steel withstands extreme exhaust temperatures without warping or degrading, ensuring consistent performance over time.

7. Strength & Reliability

Unlike lightweight materials, 304 stainless steel provides superior structural strength—ideal for high-boost, high-heat applications.

8. Daily-Use and Track Ready

Strong, reliable, and performance-focused—suitable for spirited street driving or racetrack use. (Check local emissions regulations for catalytic converter modifications.)

9. Direct OEM-Fit Integration

Designed as a bolt-on upgrade for the McLaren GT, ensuring perfect alignment and smooth compatibility with factory or aftermarket exhaust components.

Fitment

Our Guarantee

Warranty Assurance:

At K2 Industries, your satisfaction is our priority, and we stand behind the quality of our products. Here's a brief overview of our warranty:

Defect Coverage:
If you find a defect after receiving your order, get in touch with us. We're committed to resolving the issue, whether it involves a replacement, repair, or refund.

Installation Note:
Please inspect your purchase before installation. Unfortunately, damages post-installation are not covered, so ensure everything looks good beforehand.

Claims Made Simple:
Need to make a claim? Reach out to us at support@k2-industries.com. We're here to assist you. Just keep your original packaging and documentation handy.

Your Satisfaction Matters:
Your trust in K2 Industries is appreciated. We're dedicated to ensuring your satisfaction with our quality automotive parts.

Shipping & Returns

Shipping Information:

At K2 Industries, we strive to provide a seamless and efficient shopping experience for automotive enthusiasts like you. Our commitment is to deliver high-quality parts to your doorstep with the utmost care.

Fast and Reliable Shipping:
Many of our products are stocked in our local warehouse, ensuring swift processing and delivery. Orders placed for these items typically ship within 2-5 business days, allowing you to get your parts in no time.

Extended Selection, Global Reach:
To offer you a broader range of automotive parts, some items are sourced from trusted suppliers around the world. While these products might have a slightly longer processing time, we assure you that the wait is worth it for the exceptional quality and value they bring.

Shipping Transparency:
For products shipped internationally, we provide estimated delivery times on the product page. Rest assured, we are continually working to optimize our supply chain and minimize any potential delays.

Combined Shipments:
To streamline your shopping experience, if your order includes items from both our local warehouse and international suppliers, they may be shipped separately. You will receive separate tracking information for each shipment.

Questions or Concerns?
If you have any questions about shipping or would like assistance tracking your order, our dedicated customer support team is here to help. Feel free to reach out to us at support@k2-industries.com.

You can also track your order here

Thank you for choosing K2 Industries for your automotive needs. We appreciate your trust in us.

★★★★★

Jared D.

I love my new front lip!!

★★★★★

Victor H.

Pictures don’t do it justice. The ghost out American flag Tesla logo and ghost out American flag Tesla letters look great. Couldn't be more happier. Also great friendly customer service. Would definitely recommend to anyone.

★★★★★

Francesco S.

Fit perfectly i love it

★★★★★

Calvin S.

Looks awesome and build quality is great!

★★★★★

Joshua L. W.

Looks phenomenal and was an easy install!

★★★★★

Mark C.

Looks great carbon fiber red very nice

The K2 Difference

• Built by enthusiasts who've made every fitment mistake you're afraid of. Now we verify parts for 30,000+ builds a year with zero wrong-part claims.
• Real specialists answer your questions in minutes, not chatbots reading scripts. We've built the same cars you're building.
• Freight damage, wrong parts, installation question, we handle it so you don't deal with suppliers or shipping companies.

Built By Someone Who's Been There

Max, the Owner, started in his garage making E36 M3 tail lights in his own oven.

• Started modifying cars before he could legally drive them
• Spent years hunting down parts that actually fit and don't suck
• Made the same fitment mistakes you're afraid of

You’re not buying from a warehouse. You’re buying from someone who builds cars just like you do.

What You Get With Every Order

Products Selected to Meet Quality & Fitment Standards we Stand Behind.

Get Help From People Who Actually Understand Builds & Fitment.

Designed to Resist UV Exposure, Wear, and Everyday Use.

Join Thousands of Builders Who Trust K2

What Sets K2 Industries Apart?

We don’t just sell parts. We actually give a damn.

Pre-Order Fitment Verification

Damage Replacement

Real Experts Answer the Phone

Post-Purchase Installation Support

Curated Quality

30-Day Returns

K2 Industries

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K2 Industries

Other Brands

Pre-Order Fitment Verification

Damage Replacement

Real Experts Answer the Phone

Post-Purchase Installation Support

Curated Quality

30-Day Returns

Add to Cart

Perfect fit guaranteed

Frequently Asked Questions

How do I know this will actually fit my car?

Every part listing shows compatible years, models, and trims. But here's the thing—trim packages and factory options can be confusing. If you're not 100% certain, text us at 772-277-2495 with your VIN or photos of your car. We'll verify fitment before you order so you're not stuck with an $800 part that doesn't fit. We've done this for 30,000+ builds. We've seen every weird trim combo and factory option. Takes us 2 minutes to verify, saves you weeks of headaches.

What if the part arrives damaged or is the wrong item?

We handle it. You don't fight with freight companies or file claims. Text us photos within 48 hours of delivery. If it's damaged or wrong, we ship a replacement immediately. You're not waiting 6 weeks for a freight claim to process. We eat the cost, not you. This is why we package everything like it's going to war. But if something slips through, we fix it ASAP. No forms, no back-and-forth, no "file a claim and wait." Just text us and we handle it.

Can I install this myself or do I need a shop?

Depends on the part. Emblems, front lips, some spoilers, bolt-on, DIY-friendly, you can do it in your driveway with basic tools. Full bumpers, hoods, wide-body kits, possible for experienced DIYers but most people take them to a shop for paint and install. Check the product description for installation difficulty. If you're unsure, text us. We'll be honest about whether you can handle it or if you should take it to a pro. We'd rather you know upfront than get frustrated halfway through.

What's your return policy if it doesn't fit or I don't like it?

30 days, unused parts in original packaging. You pay return shipping unless we sent the wrong part or it arrived defective. Once you install it, modify it, paint it, or mount it, we can't take it back. That's why we push so hard on verifying fitment BEFORE you order. We don't want you stuck with something you can't use. Text us before ordering if you're unsure. We'll confirm fitment so you never have to worry about returns.

Do you offer financing?

Yes. Affirm and Shop Pay available at checkout for orders over $50. Split payments over 3-12 months depending on order size. No hard credit check to see your options. Most people use this for big-ticket items like body kits, suspension setups, or wheel/tire packages. Rates vary based on credit. You see the monthly payment before you commit. Makes it easier to build now instead of waiting months to save up.

What if I have questions after I receive the part?

Text 772-277-2495. We don't disappear after you buy. Fitment questions, installation issues, "does this bolt go here" questions... we'll walk you through it. We've installed these parts ourselves or helped hundreds of people install them. You're not getting transferred to a call center in the Philippines. You're texting someone who's actually installed your part before. If we can't help remotely, we'll recommend a local shop that knows these parts.

Why should I buy from K2 instead of eBay/Amazon/other sites?

eBay and Amazon sellers don't answer fitment questions. They don't verify your VIN before shipping. They don't handle freight damage claims for you. If something goes wrong, you're filing disputes and waiting weeks. We're builders selling to builders. We verify fitment before you order. We handle damage claims same-day. We answer texts in minutes. We're not the cheapest, but you're not gambling $800 on whether a part fits. You're paying for support, verification, and someone who cares if your build goes sideways.

What does your warranty cover?

1 year against manufacturing defects: cracking, warping, paint peeling, hardware failure, fitment issues caused by the part being made wrong. Does NOT cover installation damage (you cracked it bolting it on), road damage (curb rash, rock chips), or normal wear. If it breaks because we made it wrong, we replace it free. If it breaks because you hit a parking block, that's on you. We're fair about it. Send photos and we'll tell you honestly if it's covered.

Shipping

Do you ship overseas?

Yes, we ship all over the world. Shipping costs will apply, and will be added at checkout. We run discounts and promotions all year, so stay tuned for exclusive deals.

How much does shipping cost and when will I see the total?

Depending on where you're located, small parts can ship free. Large parts like bumpers, hoods, and body kits require freight shipping. Uou'll see the exact cost at checkout before you pay. Freight usually runs $150-$300 depending on size and your location. We know it's expensive. We negotiate the best rates we can. If you're ordering multiple large parts, text us. We can sometimes combine shipping and save you money. We're not hiding fees in the final step. What you see at checkout is what you pay.

How long will it take to receive my order?

It depends on where you are. Orders processed here will take 5-7 business days to arrive. Overseas deliveries can take anywhere from 7-16 days. Delivery details will be provided in your confirmation email.

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304 Stainless High Performance Catted Downpipe for McLaren GT

Details