Astra GSI SRI MK4 Aluminium Top Hat Kit Z20LET Z20LEH 2.0T


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Availability: 18 in stock

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MTC Motorsport Astra GSI SRI MK4 Top Hat and Powerpipe with Hoses down to Standard Intercooler

The aluminium hard pipes are 2.5″ diameter which is matched perfectly to the size of the throttle body
Thin wall for maximum inside diameter. Twice the internal area compared to the standard intake pipe
Improve throttle response and give you extra power through the rev range whilst keeping charge temperatures down
Choice of polished pipes or pipes anodised black
Fitting will take around 10 minutes

This kit will provide huge performance improvements once installed and mapped and is a great modification for the Z20LET 2.0T engines.
Included in the kit: 

Top Hat
Silicone Joiner
Cranked Hose (to standard intercooler)
4x Stainless Steel Bolts

Jubilee clips are not included.
If you have an Astra VXR, please check our other items as the hose to the standard intercooler is different.
Please confirm which colour hoses you would like with your kit. You can check this with us before purchasing to ensure we have the colour of hoses you want in stock. We supply them in Black, Blue, Red, Yellow, Orange, Green, White and Pink.

Shipping Continents: Europe

Shipping Countries: United Kingdom (UK)


Shipping Policy

MTC Motorsport ships Monday-Friday excluding holidays. The shipping cut-off time is 13:30pm (GMT). Orders placed after 13:30pm will be processed the next business day. All orders will be shipped express, usually arriving within 24 hours (UK only).

For orders outside of the UK, an surcharge will occur.

Where do you ship to?

How long will my order take?
Once your order has been dispatched, you’ll receive an email with tracking information.

UK: next day


Refund Policy

We have a 30-day return policy, which means you have 30 days after receiving your item to request a return.

To be eligible for a return, your item must be in the same condition that you received it, unused and in its original packaging. You’ll also need the receipt or proof of purchase.

To start your return or for any returns queries, please contact us at [email protected].

Damages and issues
Please inspect your order upon reception and contact us immediately if the item is defective, damaged or if you receive the wrong item, so that we can evaluate the issue and make it right.

The fastest way to ensure you get what you want is to return the item you have, and once the return is accepted, make a separate purchase for the new item.

We will notify you once we’ve received and inspected your return, and let you know if the refund was approved or not. If approved, you’ll be automatically refunded on your original payment method. Please remember it can take some time for your bank or credit card company to process and post the refund too.

Please note, to offset the cost of order processing, the customer will be charged a restocking fee by MTC Motorsport on all returned goods unless we accept liability for any unsuitable or faulty item. An amount of 10% of the purchase price plus the original postage will be applied.

Weight 1 kg
Product Brand

MTC Motorsport

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