SKU: 53723309100

AGP Dodge SRT-4 Stage 4 Turbo Upgrade Package

Sale price$2024.55 Regular price$2249.50
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Ships within 48 hours · Estimated delivery Aug 24 - Aug 29

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Description

AGP Dodge SRT-4 Stage 4 Turbo Upgrade PackageIntroducing the AGP Stage 4 Package; from this point forward, let it be known as Stage 4. We know what youre thinking, Not another confusing turbo kit offering from the turbo guys at AGP! The reason why weve decided to create this package is for the sole purpose of simplifying your upgrade path for your SRT 4. So youve just purchased an SRT 4, you love everything about it: the seats, the looks, the handling, and the power. However, youre a gear head

Introducing the AGP Stage 4 Package; from this point forward, let it be known as Stage 4. We know what you’re thinking, “Not another confusing turbo kit offering from the turbo guys at AGP!” The reason why we’ve decided to create this package is for the sole purpose of simplifying your upgrade path for your SRT-4.

So you’ve just purchased an SRT-4, you love everything about it: the seats, the looks, the handling, and the power. However, you’re a gear head and can’t leave a car stock, and what better than to increase the performance of the car with, hrm let’s say about 200 more horsepower. Up until now, you’ve had to piece all the parts together to make it all work properly to get over 400whp on pump gas, and it’s been confusing as hell for most of you. Now it’s simple.

The heart of the Stage 4 is centered around the AGP T3T04 Turbo Upgrade Kit. This kit starts off with a new exhaust manifold centered around the Garrett T31 High Flow 4 bolt outlet turbine housing. Turbo placement is a key variable in this design, because of the clearance with the engine and firewall. Rest assured, the centerline placement of the turbocharger allows for enough room so you DO NOT have to “convince” your firewall. NO DENTING OR HACKING OF THE FIREWALL NEEDED with our kit.

The next step is integrating the highest quality and perfectly matched turbo assembly into the mix. As our base turbo, we’ve chosen the 50 trim T04E compressor and a Stage 3 T31 turbine wheel surrounded in the higher flowing newly designed 4 bolt outlet T31 .63 A/R turbine housing manufactured specifically for the highest flowing performance. We add an elbow to the compressor housing so that it will line up to your factory charge pipe with a little modification. The Turbonetics Evolution external wastegate has been the choice among racers in all industries. We needed a way to properly manage the exhaust flow to the turbine as to prevent any unwanted boost creep, but still allow enough control for those wanting to put the engine to its limits.

In order to physically make the turbo kit work properly, the Stage 4 includes the external Blow Off Valve kit with the Turbo XS Type H-RFL and the AGP Cold Air Intake. Since the stock turbo houses the system’s Blow Off Valve, we need to add one into the mix with the kit. For those wishing to replace the cold side Upper Pressure Pipe, we offer the AGP UHP kit as an option with Turbo XS Type H-RFL, Turbonetics Raptor, or HKS Super Sequential. The AGP CAI is available in a variety of colors to match your particular taste.

Get all the fuel system parts you need to support over 400 horsepower on your 2003 and up SRT-4 included in the Stage 4. The system starts out with the Walbro 255lph high pressure fuel pump that feeds the 750cc RC Engineering saturated injectors (high impedence). You’ll need a way to manage that fuel so we include the Turbo XS DTEC with detailed installation and tuning instructions and pretuned fuel maps. Wire it all in, adjust the fuel settings, and you’re set. Fine tune the system from there!

Next on the list in the Stage 4 is the Turboneitcs Variable Billet Boost Controller to fine tune your boost curve.

A key ingredient in achieving the 400whp on pump gas number with Stage 4 is upgrading the the factory intercooler with one of AGP finest products, the Direct Fit FMIC. You do not have to remove your factory “crash bar” with this intercooler. Do not let it’s size fool you, this bar and plate core packs a huge punch in allowing consistent air flow at 30-50 degrees cooler over the factory unit. You have the option to choose our Standard FMIC or Race FMIC at an additional cost.

You’ll need to be able to get all this new power to the ground safely. The factory engine mounts for the SRT-4 are inadequate for even a stock car. The AGP Solid Mount kit will eliminate your wheel hop and allow you new found power . This kit is absolutely necessary for a modified SRT-4, and can improve drivability and will definitely cut down your quarter mile times. The kit includes a solid upper mount, solid lower mount, and washers for the top and bottom mounts. Available in black and silver powdercoated finish.

To sum it up for the crackhead price of $3600, you get the following:

AGP T3/T04 50 trim Turbo Kit

AGP External Blow Off Valve Kit with Turbo XS Type H-RFL

AGP Cold Air Intake

AGP DTEC Fuel Kit

Turbonetics Variable Billet Boost Controller

AGP Direct Fit FMIC

AGP Solid Engine Mounts

Shipping Notes
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Exchange/Return Notes
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  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
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SKU: 53723309100

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Jay HQ
Birmingham, US
★★★★★ 5
Great Everyday Paper Plates for the Price
Size: 100 Count (Pack of 1)
For around six bucks, getting 100 microwave-safe paper plates like this is a really good deal. Also, they’re actually pretty good quality. They can hold a decent amount of food and they don’t get all soggy or start dripping through the bottom halfway through eating. The soak-proof part is legit. Another thing I liked is the design. The white and green looks simple but nice, and they honestly just look better than a lot of the random cheap paper plates out there. I’ve been using them pretty regularly for quick meals and throwing food in the microwave, and they’ve been really convenient. I will say, if the food is extremely hot, the bottom of the plate does warm up pretty fast since the plates are somewhat thin underneath. Sometimes using two plates instead of one helps with that. Aside from that though, they’ve been excellent. For the amount you get, the quality is genuinely solid and they’ve held up really well for everyday use. Amazon Basics definitely nailed these. 100% would recommend them.
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Reviewed in the United States on May 9, 2026
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GT
Port Orchard, US
★★★★★ 4
Worthwhile purchase
Size: 300 Count
Could be a tad more sturdy, maybe higher sides however still recommend; at the price/ quantity, the shear convenience, they burn easily in the firepit, and save on water/soap.
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Reviewed in the United States on May 6, 2026
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Gabby L.
Boise, US
★★★★★ 5
Great plates at a great price
Size: 200 Count
They are not heavy duty for a full plate out for simple foods and treats these are great. I have them on subscription and I get more fir the value compared to the stores near me. Perfect for pizza nights when u don't want to do the dishes!
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Reviewed in the United States on April 26, 2026
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sam s.
Alexandria, US
★★★★★ 5
Thank you. They are great.
Size: 100 Count (Pack of 1)
Perfect! Use them all the time. Nice and easy. Works great. Pretty sturdy too :)
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Reviewed in the United States on May 19, 2026
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Aaron harkcom
Natrona Heights, US
★★★★★ 5
Great value and super convenient for everyday use!
Size: 300 Count
exactly what I needed for busy days and quick cleanups. They’re sturdy enough for everyday meals like sandwiches, snacks, and even lighter hot foods without getting soggy or falling apart. I love the convenience of having such a large pack on hand — it lasts a long time and is perfect for families, parties, or meal prep days. The size is just right for most meals, and they stack easily for storage. For the price and quantity, it’s a great deal and saves so much time on dishwashing. Definitely a household staple I keep restocking!
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Reviewed in the United States on May 18, 2026

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