If you are looking to add forced induction to your small block Chevy, choosing the right turbo kit is critical for performance and reliability. We researched and compared the top SBC turbo kits on Amazon based on manufacturer specifications, published industry standards, and aggregated owner feedback. Our evaluation focuses on fitment, materials, supporting components, and real-world results. Below are seven kits that cover a range of power goals and budgets.
| Photo | Product | Score | Buy |
|---|---|---|---|
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CX Racing SBC Twin Turbo Kit Best Overall Twin T3/T4 turbos, cast iron manifolds, 3-inch intercooler |
9.2 | 🛒 Check Price |
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Speedmaster PCE264.1001 SBC Turbo Kit Best Single Turbo Single T70 turbo, stainless steel manifolds, 3-inch downpipe |
8.7 | 🛒 Check Price |
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On3 Performance SBC Single Turbo Kit Best Value Single 76mm turbo, mild steel manifolds, 3-inch intercooler |
8.3 | 🛒 Check Price |
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Turbonetics SBC T3/T4 Turbo Kit Premium Pick T3/T4 60-1 turbo, cast iron manifolds, polished piping |
9.0 | 🛒 Check Price |
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Garrett Motion SBC Turbo Kit Top Performance Garrett GT3582R turbo, stainless steel manifolds, 4-inch intercooler |
9.4 | 🛒 Check Price |
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Zex SBC Nitrous Turbo Kit (Hybrid) Unique Hybrid Turbo with nitrous injection plate, mild steel manifolds |
7.8 | 🛒 Check Price |
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Proform SBC Turbo Kit (Universal Fit) Budget Entry Single T04E turbo, mild steel manifolds, 2.5-inch piping |
7.3 | 🛒 Check Price |
1. CX Racing SBC Twin Turbo Kit: Best Overall
In our evaluation, the CX Racing SBC Twin Turbo Kit stands out for its completeness and performance potential. Based on owner feedback and the spec sheets, the twin T3/T4 turbos provide excellent mid-range and top-end power. The cast iron manifolds are a durable choice that reduces the risk of cracking. The included intercooler and piping are well-designed for most SBC swaps.
However, some owners reported that the piping does not always align perfectly with every chassis, requiring minor trimming or spacer adjustments. This kit is ideal for builders who want a proven twin turbo setup and are comfortable with some fabrication. Less experienced DIYers might want a simpler single turbo kit.
- Includes two T3/T4 turbos with wastegates and blow-off valves
- Cast iron exhaust manifolds for durability and heat management
- 3-inch bar-and-plate intercooler with polished piping
Pros: Comprehensive kit with quality turbos; Good value for twin turbo setup
Cons: Piping may require minor modifications on some chassis
2. Speedmaster PCE264.1001 SBC Turbo Kit: Best Single Turbo
We compared the Speedmaster PCE264.1001 as a strong single turbo option. The T70 turbo is well-matched for SBCs aiming for 500-600 horsepower. Owner feedback highlights the stainless steel manifolds as a premium touch that improves longevity. The kit includes a 3-inch downpipe and flanges, reducing the need for extra purchases.
One limitation is that the large T70 turbo can be difficult to fit in some chassis, especially with stock steering or AC components. This kit is best for builders with adequate space and a goal of moderate power. Those wanting a more compact setup might look at smaller turbo kits.
- Single T70 turbocharger capable of 500+ hp
- 304 stainless steel exhaust manifolds
- Includes 3-inch downpipe and all necessary flanges
Pros: Simpler installation than twin kits; Stainless steel manifolds resist corrosion
Cons: Turbo may be large for tight engine bays
3. On3 Performance SBC Single Turbo Kit: Best Value
In our evaluation, the On3 Performance SBC Single Turbo Kit offers the best value for budget-conscious builders. Based on owner feedback, the 76mm turbo can support up to 650 hp with proper tuning. The ceramic-coated mild steel manifolds help with heat management but are not as long-lasting as stainless or cast iron. The intercooler and piping are functional for most street applications.
The main weakness is the mild steel construction, which may rust over time if not maintained. This kit is ideal for enthusiasts on a tight budget who prioritize power per dollar. Those seeking maximum durability should invest in a higher-end kit.
- 76mm turbo with .96 A/R turbine housing
- Mild steel exhaust manifolds with ceramic coating
- Front-mount intercooler with 3-inch piping
Pros: Very affordable price point; Decent power potential out of the box
Cons: Mild steel is less durable than stainless or cast iron
4. Turbonetics SBC T3/T4 Turbo Kit: Premium Pick
We researched the Turbonetics SBC T3/T4 Turbo Kit as a premium option. The 60-1 turbo features a ceramic ball bearing center for faster spool and long life. Owner feedback consistently praises the fitment and quality of the cast iron manifolds and polished piping. This kit is designed for enthusiasts who want a reliable, high-performance setup without compromise.
The downside is the higher cost, which may not fit all budgets. This kit is best for those who prioritize quality and are willing to pay for it. If you are building a high-horsepower street or race car, this is a strong contender.
- Turbonetics T3/T4 60-1 turbo with ceramic ball bearing center
- Durable cast iron exhaust manifolds
- Polished aluminum charge piping and intercooler
Pros: High-quality turbo with proven reliability; Excellent fit and finish
Cons: Premium price compared to similar kits
5. Garrett Motion SBC Turbo Kit: Top Performance
In our evaluation, the Garrett Motion SBC Turbo Kit earns the top performance score. The GT3582R is a legendary turbo that offers excellent response and power. Based on owner feedback and the spec sheets, the stainless steel manifolds and large intercooler support high boost levels with minimal heat soak. This kit is engineered for serious power targets.
The main limitation is the high price, which may be prohibitive for many. Additionally, the 4-inch intercooler can be challenging to fit in some cars. This kit is ideal for dedicated performance builders who demand the best and have the budget to match.
- Garrett GT3582R ball bearing turbo for quick spool
- T304 stainless steel exhaust manifolds
- 4-inch bar-and-plate intercooler with 3-inch piping
Pros: Industry-leading turbocharger performance; High-quality materials throughout
Cons: One of the most expensive kits
6. Zex SBC Nitrous Turbo Kit (Hybrid): Unique Hybrid
We compared the Zex SBC Nitrous Turbo Kit as a niche option. It combines a turbo with a nitrous injection plate, allowing for massive power potential. Based on owner feedback, the kit can be effective when properly tuned, but the complexity is higher than a standard turbo kit. The mild steel manifolds are a weak point in terms of longevity.
The main drawback is the added risk and complexity of managing both turbo and nitrous. This kit is best for experienced builders who want to push extreme power levels. Most users will be better served by a conventional turbo kit.
- Includes turbocharger and nitrous oxide injection plate
- Mild steel exhaust manifolds with black coating
- Designed for combined forced induction and nitrous
Pros: Unique hybrid system for extra power; All-in-one solution for nitrous users
Cons: Complex tuning and installation; Mild steel manifolds are less durable
7. Proform SBC Turbo Kit (Universal Fit): Budget Entry
In our evaluation, the Proform SBC Turbo Kit is the most budget-friendly option. The T04E turbo is adequate for mild street builds targeting 300-400 horsepower. Based on owner feedback, the kit can be made to work but often requires additional modifications and upgrades. The mild steel manifolds and small intercooler are functional but not ideal for sustained high boost.
The main weakness is the limited power ceiling and potential fitment issues. This kit is best for beginners on a very tight budget who are willing to invest time in fabrication. Most serious builders should save for a higher-quality kit.
- T04E turbo suitable for 300-400 hp
- Mild steel exhaust manifolds with heat paint
- 2.5-inch charge piping and small intercooler
Pros: Lowest price entry point; Compact size fits tight engine bays
Cons: Small turbo limits power potential; Lower quality materials and fitment
Frequently Asked Questions
What is included in a typical SBC turbo kit?
A typical SBC turbo kit includes a turbocharger, exhaust manifolds, charge piping, intercooler, wastegate, blow-off valve, and all necessary gaskets and hardware. Some kits may also include an oil line kit and downpipe. It is important to check the specific contents of each kit as they vary.
How much horsepower can an SBC turbo kit add?
Horsepower gain depends on the turbo size, boost level, and engine condition. Most kits are capable of 400-700 horsepower with proper tuning. High-end kits with large turbos can exceed 1000 horsepower, but require extensive engine upgrades.
Do I need to upgrade my fuel system for a turbo kit?
Yes, adding a turbo kit increases fuel demand. You will likely need larger fuel injectors, a higher-flow fuel pump, and an adjustable fuel pressure regulator. Many kits do not include these, so budget for them separately.
Can I install a turbo kit myself?
Installation difficulty varies. Some kits are designed for bolt-on installation with basic tools, while others require welding and fabrication. If you have mechanical experience, you can install many kits, but professional help is recommended for complex setups.
Are turbo kits legal for street use?
Turbo kits may affect emissions compliance. Some kits are CARB exempt, but most are not. Check local laws and emissions requirements before installing a turbo kit on a street-driven vehicle.
Our Verdict
After researching and comparing the top SBC turbo kits, the CX Racing SBC Twin Turbo Kit earns our top pick for its excellent balance of performance, value, and completeness. For those preferring a single turbo, the Speedmaster PCE264.1001 is a strong runner-up with high-quality stainless steel manifolds.
