TWISTER PROTECH R-1 SQ 5W-40

Fully syntheticAPI SQSAE 5W-40

100% fully synthetic oil for high-performance gasoline engines. Helps protect against LSPI and timing-chain stretch. Suitable for direct-injection and hybrid engines.

Suitable for: All gasoline cars, GDI / Turbo-GDI and hybrids
Standards: API SQ · SAE 5W-40
Type: Fully synthetic
Brand: TWISTER
Category: Gasoline engine oil

Available sizes / sets

Set 1 See price on Shopee

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Updated 30 September 2026 · TWISTER product information here is compiled from the brand’s documents and product pages. This is not an official TWISTER website or authorised dealer.

Typical physical properties

Property	Method	Limit	Result
Density at 30°C, g/cm³	ASTM D-1298	0.840–0.870	0.850
Viscosity at 40°C, cSt	ASTM D-445	Report	87.16
Viscosity at 100°C, cSt	ASTM D-445	12.5–16.3	14.4
Viscosity Index	ASTM D-2270	Report	172
CCS, mPa·s max, °C	ASTM D-5293	Max 6,600 at −30	6,300 at −30
Flash Point, °C	ASTM D-92	Report	Min 230
Total Base Number, mg KOH/g	ASTM D-2896	Min 6.0	7.2
Pour Point, °C	ASTM D-97	Report	−40

Typical values from the manufacturer’s data sheet, not guaranteed specifications.
This product now meets API SQ. Physical properties shown are from the previous (API SP) data sheet.