- Mercedes SL Class 231 Type Sl400 2016, 2015
2015-2016 Mercedes SL Class Used Engine — SL400, Roadster, 231 chassis
4.5 on Trustpilot · 335 reviewsHow ordering works
- 1Enter or confirm your VIN
- 2We verify exact fitment for your vehicle
- 3Flat freight shown up front — no surprises
- 490-day warranty included on every part
- 5We photograph & confirm the unit before it ships
What's included with this engine
You're buying a complete engine assembly — not a bare block. Here's exactly what arrives bolted to it, and the handful of accessories your mechanic moves over from your current engine during the install.
Included with your engine
Already assembled — ships as one unit- Long block — fully assembled
- Short block
- Cylinder head
- Crankshaft
- Camshaft
- Pistons
- Intake manifold
- Exhaust manifold
- Oil pan
- Timing cover
Not included — transfer these over
Reused from your current engine- Wiring harness
- Bolt-on accessories
Split this into easy monthly payments
Pre-qualify with PayTomorrow in minutes — all credit types welcome, and checking your options won’t affect your credit score. You’ll see your approved amount and terms instantly.
⚡ Instant decision · 🛡 Soft check (no score impact) · ✅ All credit types welcome
Pre-qualify now — it’s free →Financing provided by PayTomorrow, a third-party lender. Approval, rate, and terms are set by the lender. Not a guarantee of approval.
About this part
Authentic Mercedes SL400 3.0L Biturbo V6 engine for 2015-2016 R231 chassis, built for strong power
Full M276 DE 30 AL engine replacement engineered for high-performance luxury roadsters.
Engine Specifications:
| Category | Details |
|---|---|
| Displacement | 3.0L Biturbo V6 |
| Horsepower | 329 HP |
| Torque | 354 lb-ft |
| Turbochargers | Twin turbocharges |
| Fuel System | Direct Injection + Port Injection |
| Block Material | Aluminium block/heads |
| Transmission | Automatic Transmission |
Key Features:
Complete Long Block Assembly: Includes the fully assembled engine block, crankshaft, pistons, cylinder head, and valvetrain.
Includes Intake & Exhaust Manifolds: Comes with both manifolds pre-attached, saving installation time.
Backed by Warranty: Provides a reliable warranty on the entire assembly for peace of mind.
Pricing Options:
| Mileage Range | Price | Condition |
|---|---|---|
| <30K miles | $ 10,336.30 | Low-mileage, compression tested |
| 30K-60K miles | $ 9,094.80 | Excellent, minor carbon build up |
| 60K-90K miles | $ 8,967.40 | Good, may need turbo gaskets |
| 90K-120K miles | $ 8,520.98 | Functional, needs timing service |
Shipping Information:
Dimensions: Length 40"× Width 32"× Height 34"
Weight: 485 lbs
Shipping Options:
Standard shipping 5-7 business days
Expedited shipping are available for an extra cost
Frequently Asked Questions?
Q: How does this differ from E400 engines?
A: Designed specifically for the roadster, this engine includes a unique oil pan, enhanced cooling system, and customized ECU calibration.
Q: Do your engines have warranties?
A: We include a standard 60-day warranty with this engine. Extended warranties lasting 6 to 12 months are also available upon request. For more information or questions about extended coverage, please visit our "Contact Page" to reach our customer service team.
Q: Can I reuse my transmission?
A: You can reuse your transmission with the Mercedes SL Class 231 SL400 engine (2015-2016) if it is in good condition and compatible. Have a professional check it to ensure it works well with this engine.
Ready to Order?
The Mercedes SL Class 231 Type SL400 engine 2015-2016 is a precision engineered replacement designed to restore your vehicle’s original performance.
Tested, VIN-matched, and guaranteed
VIN-Verified Fit
We match the part to your vehicle's VIN and confirm exact fitment before we ship — so it fits the first time. Free cancellation within 24 hours.
Works on Arrival, Guaranteed
Every unit is tested before it ships. If it arrives defective, we replace it fast — and in the rare case we can't replace it, you get a full refund.
90-Day Warranty
A real parts-replacement warranty, included — with extended coverage available.
Heavy freight item, shipped fully insured and tracked. Freight is a flat $250 commercial / $400 residential, shown at checkout — no hidden fees, no freight-quote runaround.
Want a better price on this part?
Call us before you order — we’ll check if there’s an extra discount available on this exact part for your vehicle. Two minutes, no pressure.
☎ Call (206) 686-6866Ask us about a better price
One quick call and we’ll see if we can get you a better discount on this part. Real specialist, no call center.
☎ Call (206) 686-6866